Year	kg of oil equivalent (constant 2011 PPP)
1990	263.277978319402
1991	277.365821811198
1992	264.008566788112
1993	260.652190107921
1994	235.929655708434
1995	228.093379515313
1996	223.796412053155
1997	207.452986048877
1998	184.61642303796
1999	171.883605872744
2000	157.500222598482
2001	156.593297916633
2002	151.928731653791
2003	150.4555654148
2004	143.507192183351
2005	140.411027314814
2006	138.878528774201
2007	129.191286053295
2008	125.774224702064
2009	117.718179378835
2010	121.275263955377
2011	116.119451823766
2012	110.541908740303
2013	108.920248663443
2014	101.554787111349
2015	98.3989574162164