Year % of total final energy consumption 1990 84 1991 82.6 1992 82.7 1993 81.3 1994 82 1995 81.7 1996 81.4 1997 81.2 1998 81.9 1999 81 2000 82.6 2001 83.1 2002 83.3 2003 82.8 2004 82.4 2005 83.2 2006 82.8 2007 82.2 2008 80.4 2009 80 2010 81.2 2011 80.2 2012 80.2 2013 79.8 2014 82.8 2015 81 2016 78.9 2017 76.9 2018 73.2 2019 70.9 2020 71.5 2021 71.1 2022 62.9