Year % of total final energy consumption 1990 59.092661266712206 1991 60.35869751792071 1992 62.98227616443755 1993 64.8646712699635 1994 66.48057341377776 1995 67.44596638247225 1996 68.77417673497004 1997 69.09257271551104 1998 69.58576085432537 1999 69.77931249151084 2000 69.09365592351884 2001 68.62144782879344 2002 69.35855400147229 2003 69.3889209535759 2004 68.90148213273939 2005 67.32051594021499 2006 66.9080400926586 2007 67.26454156280481 2008 66.25108753544995 2009 68.73197346774475 2010 68.66962209351989 2011 71.0010646587502 2012 71.78493547884226 2013 74.17321058944482 2014 74.10848941114857 2015 76.89984529394151 2016 76.81489940598547 2017 73.48960360798868 2018 73.03505721909279 2019 72.57217720864797 2020 74.21297401995874