Year	kg of oil equivalent (constant 2011 PPP)
1990	90.9879048895025
1991	91.3276247865785
1992	92.7127204348722
1993	90.7970251558461
1994	90.7445605258246
1995	89.8809709423247
1996	92.6170391498219
1997	94.1234298069789
1998	96.0566859278426
1999	97.7763978888627
2000	94.0430791466178
2001	94.3721187170597
2002	93.9993231558247
2003	94.4667470022844
2004	94.2890961343821
2005	93.6645901022205
2006	93.2270161089358
2007	92.8789346845631
2008	93.301222608166
2009	90.3649285475788
2010	92.9239294489154
2011	90.7709490393122
2012	92.9185112064214
2013	94.04684442007
2014	96.6057718713244