Year kg of oil equivalent (constant 2021 PPP) 1990 113.79956548132564 1991 116.7410833147205 1992 116.24802235909482 1993 114.60105042375558 1994 117.81072029366418 1995 117.11959270011536 1996 121.72819165789284 1997 117.28687304786112 1998 116.939468236011 1999 113.39051378414163 2000 110.69864159905362 2001 109.19081098586634 2002 103.18007692756501 2003 106.3399351500948 2004 103.1732378434374 2005 100.71085307945701 2006 97.3395318818552 2007 92.27080795429387 2008 94.6308046971965 2009 92.75605108545504 2010 97.00544183006035 2011 88.83737683673651 2012 84.4330895256571 2013 87.0927196811897 2014 81.13628564952953 2015 79.62803164112681