Year	% of total final energy consumption
1990	72.3
1991	71.9
1992	72.7
1993	71.3
1994	72.2
1995	73.8
1996	72.9
1997	73.4
1998	76.4
1999	72.8
2000	73.8
2001	72.8
2002	70.8
2003	65.6
2004	62.3
2005	68.9
2006	62.6
2007	58.9
2008	55.4
2009	53
2010	53.1
2011	51.7
2012	49
2013	46.8
2014	47.5
2015	47.1
2016	48.1
2017	52.5
2018	52.5
2019	51
2020	60.1
2021	52.9