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EIA Data Sets > Natural Gas > Exploration and Reserves > Crude Oil and Natural Gas Drilling Activity
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http://api.eia.gov/series/?api_key=YOUR_API_KEY_HERE&series_id=NG.E_ERTRR0_XR0_RUSOF_C.M
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U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly
SeriesID:
NG.E_ERTRR0_XR0_RUSOF_C.M
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Chart Data
| Series Name | Period | Frequency | Value | Units |
|---|---|---|---|---|
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202202 | M | 14 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202201 | M | 18 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202112 | M | 14 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202111 | M | 15 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202110 | M | 12 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202109 | M | 6 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202108 | M | 15 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202107 | M | 16 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202106 | M | 13 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202105 | M | 14 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202104 | M | 12 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202103 | M | 13 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202102 | M | 17 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202101 | M | 16 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202012 | M | 15 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202011 | M | 12 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202010 | M | 14 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202009 | M | 15 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202008 | M | 13 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202007 | M | 12 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202006 | M | 12 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202005 | M | 13 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202004 | M | 18 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202003 | M | 20 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202002 | M | 23 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202001 | M | 21 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201912 | M | 23 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201911 | M | 22 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201910 | M | 23 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201909 | M | 26 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201908 | M | 26 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201907 | M | 25 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201906 | M | 24 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201905 | M | 21 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201904 | M | 22 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201903 | M | 22 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201902 | M | 20 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201901 | M | 21 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201812 | M | 24 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201811 | M | 22 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201810 | M | 21 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201809 | M | 20 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201808 | M | 19 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201807 | M | 18 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201806 | M | 19 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201805 | M | 20 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201804 | M | 16 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201803 | M | 13 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201802 | M | 17 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201801 | M | 18 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201712 | M | 19 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201711 | M | 20 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201710 | M | 21 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201709 | M | 18 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201708 | M | 17 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201707 | M | 22 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201706 | M | 22 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201705 | M | 22 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201704 | M | 20 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201703 | M | 19 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201702 | M | 20 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201701 | M | 24 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201612 | M | 23 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201611 | M | 22 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201610 | M | 23 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201609 | M | 18 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201608 | M | 17 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201607 | M | 20 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201606 | M | 21 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201605 | M | 24 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201604 | M | 26 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201603 | M | 27 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201602 | M | 26 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201601 | M | 28 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201512 | M | 24 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201511 | M | 31 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201510 | M | 33 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201509 | M | 32 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201508 | M | 34 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201507 | M | 31 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201506 | M | 28 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201505 | M | 32 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201504 | M | 33 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201503 | M | 43 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201502 | M | 52 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201501 | M | 53 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201412 | M | 59 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201411 | M | 53 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201410 | M | 58 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201409 | M | 64 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201408 | M | 62 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201407 | M | 57 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201406 | M | 58 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201405 | M | 58 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201404 | M | 52 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201403 | M | 54 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201402 | M | 55 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201401 | M | 58 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201312 | M | 61 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201311 | M | 58 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201310 | M | 61 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201309 | M | 65 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201308 | M | 61 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201307 | M | 58 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201306 | M | 55 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201305 | M | 52 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201304 | M | 49 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201303 | M | 51 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201302 | M | 54 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201301 | M | 52 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201212 | M | 51 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201211 | M | 51 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201210 | M | 49 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201209 | M | 51 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201208 | M | 50 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201207 | M | 51 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201206 | M | 49 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201205 | M | 46 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201204 | M | 44 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201203 | M | 43 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201202 | M | 42 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201201 | M | 43 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201112 | M | 42 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201111 | M | 37 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201110 | M | 35 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201109 | M | 32 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201108 | M | 35 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201107 | M | 35 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201106 | M | 34 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201105 | M | 32 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201104 | M | 28 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201103 | M | 26 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201102 | M | 26 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201101 | M | 26 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201012 | M | 24 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201011 | M | 22 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201010 | M | 21 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201009 | M | 19 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201008 | M | 20 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201007 | M | 15 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201006 | M | 20 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201005 | M | 49 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201004 | M | 53 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201003 | M | 50 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201002 | M | 45 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201001 | M | 42 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200912 | M | 37 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200911 | M | 36 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200910 | M | 33 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200909 | M | 33 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200908 | M | 31 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200907 | M | 38 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200906 | M | 47 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200905 | M | 54 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200904 | M | 48 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200903 | M | 46 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200902 | M | 57 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200901 | M | 66 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200812 | M | 66 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200811 | M | 63 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200810 | M | 73 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200809 | M | 72 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200808 | M | 67 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200807 | M | 67 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200806 | M | 67 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200805 | M | 68 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200804 | M | 64 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200803 | M | 60 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200802 | M | 56 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200801 | M | 60 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200712 | M | 62 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200711 | M | 61 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200710 | M | 49 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200709 | M | 65 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200708 | M | 73 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200707 | M | 79 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200706 | M | 79 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200705 | M | 77 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200704 | M | 75 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200703 | M | 81 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200702 | M | 85 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200701 | M | 84 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200612 | M | 84 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200611 | M | 87 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200610 | M | 90 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200609 | M | 93 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200608 | M | 99 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200607 | M | 94 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200606 | M | 95 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200605 | M | 100 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200604 | M | 95 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200603 | M | 88 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200602 | M | 79 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200601 | M | 77 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200512 | M | 77 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200511 | M | 84 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200510 | M | 87 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200509 | M | 91 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200508 | M | 102 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200507 | M | 101 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200506 | M | 96 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200505 | M | 91 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200504 | M | 93 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200503 | M | 97 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200502 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200501 | M | 102 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200412 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200411 | M | 102 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200410 | M | 95 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200409 | M | 92 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200408 | M | 95 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200407 | M | 97 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200406 | M | 96 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200405 | M | 96 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200404 | M | 93 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200403 | M | 94 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200402 | M | 99 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200401 | M | 100 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200312 | M | 104 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200311 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200310 | M | 105 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200309 | M | 109 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200308 | M | 111 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200307 | M | 107 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200306 | M | 109 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200305 | M | 113 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200304 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200303 | M | 105 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200302 | M | 110 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200301 | M | 111 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200212 | M | 114 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200211 | M | 109 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200210 | M | 111 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200209 | M | 114 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200208 | M | 111 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200207 | M | 111 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200206 | M | 110 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200205 | M | 105 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200204 | M | 105 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200203 | M | 114 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200202 | M | 123 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200201 | M | 126 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200112 | M | 123 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200111 | M | 134 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200110 | M | 133 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200109 | M | 144 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200108 | M | 147 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200107 | M | 157 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200106 | M | 163 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200105 | M | 171 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200104 | M | 169 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200103 | M | 167 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200102 | M | 163 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200101 | M | 174 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200012 | M | 147 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200011 | M | 151 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200010 | M | 147 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200009 | M | 146 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200008 | M | 159 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200007 | M | 158 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200006 | M | 139 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200005 | M | 139 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200004 | M | 125 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200003 | M | 124 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200002 | M | 122 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200001 | M | 125 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199912 | M | 122 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199911 | M | 119 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199910 | M | 111 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199909 | M | 109 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199908 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199907 | M | 99 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199906 | M | 100 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199905 | M | 102 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199904 | M | 99 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199903 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199902 | M | 101 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199901 | M | 104 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199812 | M | 102 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199811 | M | 109 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199810 | M | 111 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199809 | M | 118 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199808 | M | 118 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199807 | M | 121 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199806 | M | 128 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199805 | M | 133 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199804 | M | 138 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199803 | M | 136 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199802 | M | 139 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199801 | M | 133 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199712 | M | 129 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199711 | M | 126 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199710 | M | 121 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199709 | M | 128 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199708 | M | 125 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199707 | M | 125 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199706 | M | 121 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199705 | M | 120 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199704 | M | 126 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199703 | M | 127 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199702 | M | 107 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199701 | M | 110 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199612 | M | 116 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199611 | M | 107 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199610 | M | 108 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199609 | M | 109 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199608 | M | 108 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199607 | M | 107 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199606 | M | 112 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199605 | M | 116 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199604 | M | 113 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199603 | M | 96 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199602 | M | 102 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199601 | M | 111 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199512 | M | 109 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199511 | M | 104 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199510 | M | 105 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199509 | M | 103 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199508 | M | 103 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199507 | M | 104 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199506 | M | 96 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199505 | M | 100 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199504 | M | 91 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199503 | M | 90 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199502 | M | 100 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199501 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199412 | M | 107 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199411 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199410 | M | 99 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199409 | M | 97 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199408 | M | 95 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199407 | M | 107 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199406 | M | 113 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199405 | M | 104 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199404 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199403 | M | 99 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199402 | M | 95 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199401 | M | 99 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199312 | M | 103 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199311 | M | 99 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199310 | M | 93 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199309 | M | 89 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199308 | M | 87 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199307 | M | 85 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199306 | M | 83 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199305 | M | 73 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199304 | M | 69 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199303 | M | 62 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199302 | M | 69 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199301 | M | 72 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199212 | M | 59 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199211 | M | 60 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199210 | M | 53 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199209 | M | 45 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199208 | M | 51 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199207 | M | 48 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199206 | M | 44 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199205 | M | 47 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199204 | M | 55 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199203 | M | 54 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199202 | M | 51 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199201 | M | 56 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199112 | M | 65 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199111 | M | 72 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199110 | M | 68 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199109 | M | 71 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199108 | M | 68 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199107 | M | 80 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199106 | M | 93 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199105 | M | 98 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199104 | M | 95 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199103 | M | 81 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199102 | M | 88 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199101 | M | 91 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199012 | M | 101 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199011 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199010 | M | 99 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199009 | M | 107 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199008 | M | 108 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199007 | M | 108 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199006 | M | 113 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199005 | M | 120 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199004 | M | 111 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199003 | M | 108 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199002 | M | 105 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199001 | M | 113 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198912 | M | 117 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198911 | M | 119 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198910 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198909 | M | 107 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198908 | M | 114 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198907 | M | 114 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198906 | M | 103 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198905 | M | 92 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198904 | M | 92 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198903 | M | 93 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198902 | M | 95 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198901 | M | 110 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198812 | M | 127 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198811 | M | 129 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198810 | M | 122 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198809 | M | 122 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198808 | M | 123 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198807 | M | 126 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198806 | M | 124 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198805 | M | 123 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198804 | M | 117 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198803 | M | 119 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198802 | M | 123 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198801 | M | 127 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198712 | M | 128 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198711 | M | 118 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198710 | M | 116 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198709 | M | 114 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198708 | M | 109 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198707 | M | 97 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198706 | M | 85 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198705 | M | 76 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198704 | M | 73 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198703 | M | 76 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198702 | M | 75 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198701 | M | 88 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198612 | M | 89 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198611 | M | 79 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198610 | M | 80 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198609 | M | 74 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198608 | M | 65 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198607 | M | 65 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198606 | M | 73 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198605 | M | 94 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198604 | M | 112 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198603 | M | 132 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198602 | M | 164 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198601 | M | 175 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198512 | M | 190 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198511 | M | 187 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198510 | M | 195 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198509 | M | 197 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198508 | M | 197 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198507 | M | 194 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198506 | M | 203 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198505 | M | 200 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198504 | M | 210 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198503 | M | 223 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198502 | M | 233 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198501 | M | 242 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198412 | M | 242 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198411 | M | 232 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198410 | M | 223 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198409 | M | 214 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198408 | M | 216 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198407 | M | 206 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198406 | M | 205 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198405 | M | 202 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198404 | M | 203 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198403 | M | 198 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198402 | M | 202 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198401 | M | 216 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198312 | M | 210 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198311 | M | 159 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198310 | M | 177 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198309 | M | 175 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198308 | M | 181 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198307 | M | 178 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198306 | M | 202 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198305 | M | 209 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198304 | M | 213 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198303 | M | 210 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198302 | M | 216 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198301 | M | 218 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198212 | M | 214 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198211 | M | 214 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198210 | M | 229 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198209 | M | 228 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198208 | M | 235 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198207 | M | 242 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198206 | M | 248 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198205 | M | 251 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198204 | M | 251 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198203 | M | 262 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198202 | M | 269 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198201 | M | 280 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198112 | M | 283 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198111 | M | 270 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198110 | M | 264 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198109 | M | 266 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198108 | M | 264 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198107 | M | 262 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198106 | M | 246 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198105 | M | 249 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198104 | M | 256 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198103 | M | 252 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198102 | M | 234 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198101 | M | 245 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198012 | M | 250 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198011 | M | 247 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198010 | M | 232 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198009 | M | 231 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198008 | M | 235 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198007 | M | 235 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198006 | M | 235 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198005 | M | 229 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198004 | M | 222 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198003 | M | 219 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198002 | M | 216 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198001 | M | 219 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197912 | M | 216 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197911 | M | 205 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197910 | M | 211 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197909 | M | 215 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197908 | M | 208 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197907 | M | 205 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197906 | M | 205 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197905 | M | 198 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197904 | M | 207 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197903 | M | 203 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197902 | M | 206 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197901 | M | 207 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197812 | M | 188 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197811 | M | 187 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197810 | M | 190 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197809 | M | 194 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197808 | M | 198 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197807 | M | 185 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197806 | M | 184 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197805 | M | 183 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197804 | M | 182 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197803 | M | 180 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197802 | M | 181 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197801 | M | 172 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197712 | M | 168 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197711 | M | 168 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197710 | M | 169 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197709 | M | 178 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197708 | M | 178 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197707 | M | 172 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197706 | M | 169 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197705 | M | 169 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197704 | M | 162 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197703 | M | 163 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197702 | M | 166 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197701 | M | 146 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197612 | M | 145 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197611 | M | 137 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197610 | M | 128 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197609 | M | 126 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197608 | M | 128 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197607 | M | 132 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197606 | M | 120 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197605 | M | 121 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197604 | M | 124 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197603 | M | 132 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197602 | M | 126 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197601 | M | 123 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197512 | M | 116 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197511 | M | 113 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197510 | M | 112 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197509 | M | 113 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197508 | M | 112 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197507 | M | 109 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197506 | M | 106 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197505 | M | 102 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197504 | M | 102 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197503 | M | 102 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197502 | M | 93 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197501 | M | 94 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197412 | M | 103 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197411 | M | 99 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197410 | M | 91 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197409 | M | 90 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197408 | M | 92 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197407 | M | 93 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197406 | M | 90 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197405 | M | 94 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197404 | M | 101 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197403 | M | 95 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197402 | M | 91 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197401 | M | 89 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197312 | M | 87 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197311 | M | 86 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197310 | M | 84 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197309 | M | 83 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197308 | M | 82 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197307 | M | 81 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197306 | M | 76 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197305 | M | 72 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197304 | M | 79 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197303 | M | 90 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197302 | M | 89 | Number of Elements |
| U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197301 | M | 99 | Number of Elements |