Year	% of total final energy consumption
1990	5.939589682574941
1991	6.137707736171251
1992	6.305047873443437
1993	6.282697525904409
1994	6.172089866002808
1995	6.474135718079659
1996	6.47622655210137
1997	6.5256624327601225
1998	6.576623557012017
1999	6.995341996779129
2000	6.922747979359907
2001	6.599655780371085
2002	6.693451031947169
2003	6.938812884247345
2004	7.141144352305662
2005	7.361613670306823
2006	7.727941451449898
2007	7.9769650382090935
2008	8.385576227982458
2009	8.945435981051878
2010	9.118053328948372
2011	9.483842037050668
2012	9.956777958434618
2013	10.419797150797141
2014	10.559890473459504
2015	10.603127405440016
2016	10.793516000866774
2017	11.133700549377027
2018	11.504181022634533
2019	11.846674226509808
2020	12.82272564829737