Year	kg of oil equivalent (constant 2011 PPP)
1990	215.336364240528
1991	213.835883497095
1992	208.957997496099
1993	204.774617123555
1994	198.295722068326
1995	197.192956971468
1996	191.028554417631
1997	184.334223251617
1998	181.043406757611
1999	178.288714531605
2000	172.717865513914
2001	170.652830922043
2002	168.813230567651
2003	169.837978579993
2004	168.601876918499
2005	165.800559420036
2006	161.918284499732
2007	156.400116596156
2008	153.191391833258
2009	152.63403452205
2010	152.129406583726
2011	150.276354572267
2012	147.883625027737
2013	143.455915167051
2014	139.291886200508