View History:    Monthly     Annual   
Download Data (XLS File)
No chart available.
U.S. Lower 48 States Offshore Maximum Number of Active Crews Engaged in Seismic Surveying (Number of Elements)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  2000's 167 201 184 126 94 133 116 132 NA 123
  2010's 151


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.