Year	% of total final energy consumption
1990	64
1991	63.7
1992	64.4
1993	64.4
1994	68.5
1995	67.1
1996	66.7
1997	67.4
1998	67.8
1999	64.4
2000	69.5
2001	72.3
2002	74.7
2003	78
2004	81.8
2005	80.3
2006	78.7
2007	78
2008	81.6
2009	82.6
2010	81.2
2011	77.2
2012	77
2013	79.3
2014	80.8
2015	80.8
2016	81.7
2017	82
2018	79.7
2019	81
2020	84.1
2021	82.4