Oil and Gas Field Code Master List Historical |
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2007 | Released March 2008 |
2006 | Released February 2007 |
2005 | Released May 2006 |
2004 | Released May 2005 |
2003 | Released April 2004 |
2002 | Released March 2003 |
2001 | Released January 2002 |
2000 | Released February 2001 |
1998 | Released January 1999 |
1997 | Released February 1998 |