Year % of total final energy consumption 1990 80.1 1991 81.8 1992 81.6 1993 81.3 1994 78.5 1995 88.4 1996 89.2 1997 91.1 1998 90.8 1999 90.8 2000 86.8 2001 86.9 2002 87.1 2003 87.3 2004 87.6 2005 89.2 2006 90.6 2007 90.3 2008 90.6 2009 90.5 2010 90.5 2011 89.7 2012 88.8 2013 88.5 2014 88 2015 86.3 2016 85.5 2017 84.5 2018 82.8 2019 81.8 2020 81.7 2021 79.4 2022 79.9