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| U.S.Lower 48 States Onshore Maximum Number of Active Crews Engaged in Two-Dimensional Seismic Surveying (Number of Elements) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2000 | 0 | 0 | 4 | 4 | 3 | 5 | 4 | 4 | 3 | 4 | 4 | 5 |
| 2001 | 5 | 6 | 6 | 7 | 7 | 6 | 6 | 8 | 8 | 5 | 7 | 7 |
| 2002 | 6 | 9 | 9 | 7 | 8 | 9 | 8 | 7 | 9 | 8 | 8 | 8 |
| 2003 | 8 | 9 | 8 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 |
| 2004 | 8 | 8 | 8 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 9 | 9 |
| 2005 | 8 | 8 | 6 | 8 | 8 | 9 | 8 | 8 | 7 | 6 | 5 | 6 |
| 2006 | 5 | 5 | 4 | 4 | 4 | 9 | 5 | 4 | 4 | 5 | 5 | 5 |
| 2007 | 3 | 3 | 4 | 4 | 3 | 3 | 2 | 2 | 3 | 4 | 4 | 5 |
| 2008 | 6 | 6 | 6 | 4 | 4 | 2 | 2 | 2 | NA | 4 | 2 | 2 |
| 2009 | 2 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 0 | 0 |
| 2010 | 0 | 0 | 0 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 |
| 2011 | 2 | 3 | 2 | 2 | 3 | 3 | 3 | |||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 10/31/2025 |
| Next Release Date: 11/28/2025 |
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