Year	kg of oil equivalent (constant 2011 PPP)
1990	216.651657797405
1991	220.491852046847
1992	218.005042129025
1993	220.31541737175
1994	219.187504946247
1995	217.301550735279
1996	214.142693191368
1997	212.785239198413
1998	212.958543627042
1999	213.819262588725
2000	207.604431463683
2001	205.015388780202
2002	199.698942624357
2003	195.52481049279
2004	187.233380504201
2005	179.547714496793
2006	173.361518173701
2007	167.766129521038
2008	164.373276954043
2009	157.299583500289
2010	154.098011922007
2011	153.698199923966
2012	151.470902340587
2013	145.58776757597
2014	135.697029382409