Year kg of oil equivalent (constant 2011 PPP) 1990 104.899840420667 1991 102.826057372695 1992 112.767393028022 1993 115.223019306626 1994 120.203475052962 1995 128.927518380168 1996 142.109341789332 1997 145.797500782521 1998 142.790465093975 1999 140.873423289443 2000 135.187825839119 2001 139.581339876039 2002 157.320953088619 2003 150.558659280206 2004 160.966593813569 2005 235.407378925119 2006 237.057428871774 2007 240.352529572865 2008 241.408094614957 2009 237.578197633036 2010 252.772020179873 2011 247.952359247625 2012 249.729344756692 2013 241.106204261617 2014 237.650137312318