Year % of total final energy consumption 1990 67.01380230070636 1991 67.30629378791247 1992 68.38150936123348 1993 68.99658790956673 1994 70.06591214565005 1995 70.21212885381324 1996 69.70657714269318 1997 69.16927094043997 1998 68.21744784095192 1999 67.99010699749276 2000 67.7764335069289 2001 67.47909015534998 2002 67.36291260901933 2003 67.24226103727848 2004 66.9807635095147 2005 66.89862497794053 2006 66.56031100080939 2007 65.78900324038634 2008 65.81627786242312 2009 66.77610999776199 2010 65.71438535619218 2011 65.26759946055293 2012 65.95814953759437 2013 66.22723644609171 2014 65.82032191738239 2015 65.81569594709693 2016 64.84284700672698 2017 63.756726238096995 2018 63.402695450176225 2019 63.797817441548816 2020 64.66047163338973