Year kg of oil equivalent (constant 2021 PPP) 1990 129.20686814624978 1991 129.46522494572426 1992 127.63609887572147 1993 127.77381437831028 1994 125.84099964565893 1995 125.16472844395987 1996 124.87298291743879 1997 121.6830174664835 1998 118.74368600803214 1999 116.83489745621543 2000 114.69849036140798 2001 112.54643763448962 2002 111.4811044502488 2003 110.71242602714118 2004 109.23797153375824 2005 106.47327101010436 2006 103.00267783997658 2007 100.66854957468166 2008 98.89203507553239 2009 97.61360874632595 2010 98.31898847847513 2011 94.46855204490147 2012 92.48826900354089 2013 91.43724674941357 2014 89.17878563688171 2015 87.04561182746112