Year	kg of oil equivalent (constant 2011 PPP)
1990	141.31603111668
1991	131.80227665735
1992	126.912699885788
1993	126.881384575991
1994	123.246746043028
1995	122.416220796921
1996	125.525120407987
1997	122.171019744076
1998	119.074653113216
1999	114.107095268047
2000	111.358874785777
2001	112.78741218999
2002	110.256093802756
2003	110.459613428591
2004	109.957233323695
2005	108.384009005018
2006	107.417337251597
2007	98.4794804403456
2008	98.4846456606407
2009	97.7324909584431
2010	98.8673230045647
2011	90.6438938509012
2012	90.5361520824758
2013	91.7995492328906
2014	86.5523678736233
2015	86.6774286854417