| Date - Field | Bulgaria - Natural gas - production |
2012 January Natural gas - production | 54 million cu m (2010) |
2011 January Natural gas - production | 218 million cu m (2008) |
2010 January Natural gas - production | 300 million cu m (2008 est.) |
2009 January Natural gas - production | 0 cu m (2007 est.) |
2008 January Natural gas - production | 407,000 cu m (2005 est.) |
2007 January Natural gas - production | 1 million cu m (2004 est.) |
2006 January Natural gas - production | 4 million cu m (2001 est.) |
2005 January Natural gas - production | 4 million cu m (2001 est.) |
2004 January Natural gas - production | 4 million cu m (2001 est.) |
2003 January Natural gas - production | void - (all current Economy informations) |
2002 January Natural gas - production | void - (all current Economy informations) |
2001 January Natural gas - production | void - (all current Economy informations) |
2000 January Natural gas - production | void - (all current Economy informations) |