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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_RUSON_C.M
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U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly
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NG.E_ERTRR0_XR0_RUSON_C.M
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Chart Data
| Series Name | Period | Frequency | Value | Units |
|---|---|---|---|---|
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202005 | M | 335 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202004 | M | 548 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202003 | M | 752 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202002 | M | 768 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 202001 | M | 770 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201912 | M | 781 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201911 | M | 788 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201910 | M | 825 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201909 | M | 852 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201908 | M | 900 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201907 | M | 930 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201906 | M | 945 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201905 | M | 965 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201904 | M | 990 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201903 | M | 1001 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201902 | M | 1029 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201901 | M | 1044 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201812 | M | 1054 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201811 | M | 1055 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201810 | M | 1041 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201809 | M | 1033 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201808 | M | 1031 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201807 | M | 1032 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201806 | M | 1037 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201805 | M | 1026 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201804 | M | 995 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201803 | M | 976 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201802 | M | 952 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201801 | M | 919 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201712 | M | 911 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201711 | M | 891 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201710 | M | 901 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201709 | M | 922 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201708 | M | 930 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201707 | M | 931 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201706 | M | 909 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201705 | M | 871 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201704 | M | 833 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201703 | M | 770 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201702 | M | 724 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201701 | M | 659 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201612 | M | 611 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201611 | M | 558 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201610 | M | 521 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201609 | M | 491 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201608 | M | 464 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201607 | M | 429 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201606 | M | 396 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201605 | M | 384 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201604 | M | 411 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201603 | M | 451 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201602 | M | 506 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201601 | M | 615 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201512 | M | 686 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201511 | M | 729 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201510 | M | 758 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201509 | M | 816 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201508 | M | 849 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201507 | M | 835 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201506 | M | 833 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201505 | M | 857 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201504 | M | 943 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201503 | M | 1066 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201502 | M | 1296 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201501 | M | 1629 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201412 | M | 1824 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201411 | M | 1872 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201410 | M | 1867 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201409 | M | 1866 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201408 | M | 1842 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201407 | M | 1819 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201406 | M | 1804 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201405 | M | 1801 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201404 | M | 1784 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201403 | M | 1750 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201402 | M | 1714 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201401 | M | 1711 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201312 | M | 1710 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201311 | M | 1698 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201310 | M | 1683 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201309 | M | 1695 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201308 | M | 1720 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201307 | M | 1708 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201306 | M | 1706 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201305 | M | 1715 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201304 | M | 1707 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201303 | M | 1705 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201302 | M | 1708 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201301 | M | 1704 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201212 | M | 1733 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201211 | M | 1758 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201210 | M | 1785 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201209 | M | 1808 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201208 | M | 1863 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201207 | M | 1894 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201206 | M | 1923 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201205 | M | 1931 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201204 | M | 1917 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201203 | M | 1935 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201202 | M | 1949 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201201 | M | 1960 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201112 | M | 1961 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201111 | M | 1974 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201110 | M | 1982 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201109 | M | 1946 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201108 | M | 1923 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201107 | M | 1865 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201106 | M | 1829 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201105 | M | 1804 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201104 | M | 1762 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201103 | M | 1694 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201102 | M | 1692 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201101 | M | 1686 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201012 | M | 1687 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201011 | M | 1661 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201010 | M | 1647 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201009 | M | 1635 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201008 | M | 1619 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201007 | M | 1558 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201006 | M | 1511 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201005 | M | 1464 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201004 | M | 1426 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201003 | M | 1369 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201002 | M | 1305 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 201001 | M | 1225 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200912 | M | 1136 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200911 | M | 1071 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200910 | M | 1011 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200909 | M | 976 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200908 | M | 949 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200907 | M | 893 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200906 | M | 848 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200905 | M | 864 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200904 | M | 947 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200903 | M | 1059 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200902 | M | 1263 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200901 | M | 1487 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200812 | M | 1716 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200811 | M | 1872 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200810 | M | 1903 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200809 | M | 1942 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200808 | M | 1920 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200807 | M | 1865 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200806 | M | 1834 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200805 | M | 1794 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200804 | M | 1765 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200803 | M | 1737 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200802 | M | 1709 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200801 | M | 1690 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200712 | M | 1749 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200711 | M | 1737 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200710 | M | 1713 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200709 | M | 1718 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200708 | M | 1731 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200707 | M | 1698 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200706 | M | 1692 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200705 | M | 1671 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200704 | M | 1675 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200703 | M | 1667 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200702 | M | 1651 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200701 | M | 1630 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200612 | M | 1634 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200611 | M | 1620 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200610 | M | 1644 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200609 | M | 1646 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200608 | M | 1639 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200607 | M | 1587 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200606 | M | 1570 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200605 | M | 1536 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200604 | M | 1502 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200603 | M | 1464 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200602 | M | 1455 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200601 | M | 1396 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200512 | M | 1393 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200511 | M | 1402 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200510 | M | 1392 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200509 | M | 1360 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200508 | M | 1333 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200507 | M | 1297 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200506 | M | 1259 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200505 | M | 1229 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200504 | M | 1241 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200503 | M | 1209 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200502 | M | 1170 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200501 | M | 1153 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200412 | M | 1140 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200411 | M | 1160 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200410 | M | 1145 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200409 | M | 1148 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200408 | M | 1139 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200407 | M | 1116 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200406 | M | 1080 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200405 | M | 1068 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200404 | M | 1058 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200403 | M | 1041 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200402 | M | 1020 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200401 | M | 1001 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200312 | M | 1010 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200311 | M | 1005 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200310 | M | 997 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200309 | M | 984 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200308 | M | 979 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200307 | M | 974 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200306 | M | 958 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200305 | M | 921 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200304 | M | 877 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200303 | M | 836 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200302 | M | 797 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200301 | M | 743 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200212 | M | 742 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200211 | M | 725 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200210 | M | 740 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200209 | M | 746 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200208 | M | 737 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200207 | M | 740 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200206 | M | 732 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200205 | M | 721 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200204 | M | 645 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200203 | M | 649 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200202 | M | 702 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200201 | M | 741 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200112 | M | 778 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200111 | M | 866 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200110 | M | 978 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200109 | M | 1049 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200108 | M | 1105 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200107 | M | 1121 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200106 | M | 1107 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200105 | M | 1063 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200104 | M | 1037 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200103 | M | 996 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200102 | M | 973 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200101 | M | 944 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200012 | M | 950 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200011 | M | 916 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200010 | M | 908 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200009 | M | 865 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200008 | M | 828 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200007 | M | 784 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200006 | M | 739 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200005 | M | 705 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200004 | M | 680 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200003 | M | 649 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200002 | M | 641 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 200001 | M | 650 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199912 | M | 676 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199911 | M | 663 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199910 | M | 630 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199909 | M | 587 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199908 | M | 533 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199907 | M | 489 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199906 | M | 458 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199905 | M | 414 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199904 | M | 397 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199903 | M | 420 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199902 | M | 441 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199901 | M | 483 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199812 | M | 545 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199811 | M | 579 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199810 | M | 623 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199809 | M | 656 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199808 | M | 674 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199807 | M | 695 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199806 | M | 726 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199805 | M | 722 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199804 | M | 748 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199803 | M | 796 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199802 | M | 835 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199801 | M | 860 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199712 | M | 884 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199711 | M | 857 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199710 | M | 875 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199709 | M | 881 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199708 | M | 868 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199707 | M | 844 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199706 | M | 855 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199705 | M | 804 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199704 | M | 775 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199703 | M | 770 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199702 | M | 742 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199701 | M | 712 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199612 | M | 736 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199611 | M | 741 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199610 | M | 728 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199609 | M | 702 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199608 | M | 703 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199607 | M | 677 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199606 | M | 662 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199605 | M | 648 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199604 | M | 628 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199603 | M | 618 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199602 | M | 598 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199601 | M | 598 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199512 | M | 654 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199511 | M | 668 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199510 | M | 656 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199509 | M | 662 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199508 | M | 642 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199507 | M | 619 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199506 | M | 578 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199505 | M | 579 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199504 | M | 587 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199503 | M | 575 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199502 | M | 613 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199501 | M | 642 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199412 | M | 709 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199411 | M | 729 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199410 | M | 723 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199409 | M | 712 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199408 | M | 671 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199407 | M | 664 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199406 | M | 643 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199405 | M | 612 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199404 | M | 617 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199403 | M | 636 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199402 | M | 659 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199401 | M | 690 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199312 | M | 754 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199311 | M | 769 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199310 | M | 767 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199309 | M | 759 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199308 | M | 710 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199307 | M | 656 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199306 | M | 612 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199305 | M | 564 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199304 | M | 543 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199303 | M | 549 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199302 | M | 615 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199301 | M | 752 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199212 | M | 867 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199211 | M | 822 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199210 | M | 750 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199209 | M | 672 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199208 | M | 635 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199207 | M | 628 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199206 | M | 577 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199205 | M | 591 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199204 | M | 587 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199203 | M | 594 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199202 | M | 618 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199201 | M | 654 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199112 | M | 731 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199111 | M | 736 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199110 | M | 727 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199109 | M | 704 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199108 | M | 735 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199107 | M | 764 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199106 | M | 774 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199105 | M | 721 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199104 | M | 770 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199103 | M | 848 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199102 | M | 896 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199101 | M | 977 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199012 | M | 1035 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199011 | M | 1031 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199010 | M | 974 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199009 | M | 935 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199008 | M | 879 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199007 | M | 902 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199006 | M | 886 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199005 | M | 841 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199004 | M | 824 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199003 | M | 797 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199002 | M | 806 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 199001 | M | 885 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198912 | M | 948 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198911 | M | 922 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198910 | M | 878 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198909 | M | 848 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198908 | M | 772 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198907 | M | 718 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198906 | M | 692 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198905 | M | 662 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198904 | M | 679 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198903 | M | 660 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198902 | M | 667 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198901 | M | 731 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198812 | M | 797 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198811 | M | 789 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198810 | M | 801 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198809 | M | 805 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198808 | M | 807 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198807 | M | 786 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198806 | M | 773 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198805 | M | 768 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198804 | M | 800 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198803 | M | 832 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198802 | M | 853 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198801 | M | 949 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198712 | M | 1034 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198711 | M | 1034 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198710 | M | 1008 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198709 | M | 987 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198708 | M | 894 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198707 | M | 804 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198706 | M | 703 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198705 | M | 687 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198704 | M | 681 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198703 | M | 696 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198702 | M | 743 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198701 | M | 812 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198612 | M | 874 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198611 | M | 820 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198610 | M | 739 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198609 | M | 681 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198608 | M | 665 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198607 | M | 621 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198606 | M | 632 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198605 | M | 687 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198604 | M | 794 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198603 | M | 1007 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198602 | M | 1280 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198601 | M | 1635 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198512 | M | 1760 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198511 | M | 1725 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198510 | M | 1684 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198509 | M | 1733 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198508 | M | 1734 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198507 | M | 1715 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198506 | M | 1653 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198505 | M | 1665 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198504 | M | 1667 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198503 | M | 1732 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198502 | M | 1955 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198501 | M | 2210 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198412 | M | 2471 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198411 | M | 2397 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198410 | M | 2269 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198409 | M | 2206 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198408 | M | 2201 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198407 | M | 2180 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198406 | M | 2158 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198405 | M | 2075 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198404 | M | 1917 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198403 | M | 2047 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198402 | M | 2221 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198401 | M | 2450 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198312 | M | 2570 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198311 | M | 2413 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198310 | M | 2205 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198309 | M | 2077 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198308 | M | 1975 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198307 | M | 1861 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198306 | M | 1777 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198305 | M | 1717 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198304 | M | 1633 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198303 | M | 1793 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198302 | M | 1976 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198301 | M | 2404 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198212 | M | 2482 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198211 | M | 2286 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198210 | M | 2173 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198209 | M | 2255 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198208 | M | 2385 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198207 | M | 2504 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198206 | M | 2660 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198205 | M | 2927 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198204 | M | 3209 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198203 | M | 3554 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198202 | M | 3891 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198201 | M | 4156 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198112 | M | 4238 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198111 | M | 4166 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198110 | M | 4088 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198109 | M | 3976 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198108 | M | 3867 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198107 | M | 3736 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198106 | M | 3680 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198105 | M | 3568 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198104 | M | 3472 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198103 | M | 3343 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198102 | M | 3268 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198101 | M | 3141 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198012 | M | 3036 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198011 | M | 2973 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198010 | M | 2917 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198009 | M | 2868 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198008 | M | 2810 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198007 | M | 2718 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198006 | M | 2615 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198005 | M | 2568 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198004 | M | 2461 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198003 | M | 2439 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198002 | M | 2397 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 198001 | M | 2352 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197912 | M | 2336 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197911 | M | 2255 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197910 | M | 2169 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197909 | M | 2069 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197908 | M | 2014 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197907 | M | 1889 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197906 | M | 1794 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197905 | M | 1762 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197904 | M | 1736 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197903 | M | 1768 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197902 | M | 1858 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197901 | M | 1992 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197812 | M | 2098 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197811 | M | 2169 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197810 | M | 2156 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197809 | M | 2138 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197808 | M | 2127 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197807 | M | 2122 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197806 | M | 2103 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197805 | M | 2066 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197804 | M | 2016 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197803 | M | 1979 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197802 | M | 1954 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197801 | M | 1956 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197712 | M | 1973 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197711 | M | 1945 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197710 | M | 1932 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197709 | M | 1906 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197708 | M | 1888 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197707 | M | 1851 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197706 | M | 1839 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197705 | M | 1813 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197704 | M | 1745 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197703 | M | 1724 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197702 | M | 1690 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197701 | M | 1704 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197612 | M | 1716 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197611 | M | 1703 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197610 | M | 1666 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197609 | M | 1618 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197608 | M | 1563 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197607 | M | 1465 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197606 | M | 1426 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197605 | M | 1375 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197604 | M | 1356 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197603 | M | 1408 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197602 | M | 1468 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197601 | M | 1588 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197512 | M | 1677 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197511 | M | 1644 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197510 | M | 1604 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197509 | M | 1586 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197508 | M | 1533 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197507 | M | 1508 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197506 | M | 1507 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197505 | M | 1490 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197504 | M | 1503 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197503 | M | 1549 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197502 | M | 1518 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197501 | M | 1521 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197412 | M | 1540 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197411 | M | 1497 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197410 | M | 1493 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197409 | M | 1437 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197408 | M | 1426 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197407 | M | 1387 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197406 | M | 1342 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197405 | M | 1319 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197404 | M | 1280 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197403 | M | 1272 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197402 | M | 1264 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197401 | M | 1283 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197312 | M | 1318 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197311 | M | 1304 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197310 | M | 1250 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197309 | M | 1183 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197308 | M | 1140 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197307 | M | 1075 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197306 | M | 1042 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197305 | M | 974 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197304 | M | 914 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197303 | M | 959 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197302 | M | 1037 | Number of Elements |
| U.S. Onshore Crude Oil and Natural Gas Rotary Rigs in Operation, Monthly | 197301 | M | 1120 | Number of Elements |