"Figure 4. Estimates of undiscovered oil resources, 1995 to 2012","" "United Kingdom","" "","" "Notes","" "Unit","Million tonnes" "","" "","Lower range of undiscovered resources","Upper range of undiscovered resources" "1995","990","4485" "1996","285","2700" "1997","285","2680" "1998","275","2550" "1999","250","2600" "2000","225","2300" "2001","205","1930" "2002","272","1770" "2003","323","1826" "2004","396","1830" "2005","346","1581" "2006","438","1637" "2007","379","1577" "2008","454","1561" "2009","397","1477" "2010","475","1374" "2011","422","1321" "2012","455","1342"