Year % of total final energy consumption 1990 36.78652858633405 1991 36.0970169273155 1992 35.736703289890805 1993 34.35640510850737 1994 33.7250342979101 1995 31.997731980771636 1996 32.674094252833314 1997 32.047070768675304 1998 31.918261622047932 1999 32.24920066588702 2000 31.679283563450333 2001 30.450908969203887 2002 29.281350478674746 2003 26.61231813773036 2004 23.24311853994223 2005 20.771220660900525 2006 19.769954369033883 2007 18.426927312436558 2008 17.818619563241377 2009 17.006839032504214 2010 15.71244724887829 2011 14.753403038012607 2012 14.749920349222833 2013 14.593820441208065 2014 14.86092345970991 2015 14.501450010984183 2016 14.935782724760315 2017 15.194633216798955 2018 15.32482801327217 2019 15.72454603499945 2020 16.10325503405869