Year	kg of oil equivalent (constant 2011 PPP)
1990	257.745293622561
1991	250.162739354008
1992	246.149684016475
1993	243.282955481584
1994	232.787198751877
1995	232.066728510944
1996	225.624942935355
1997	221.725908359587
1998	220.82502247068
1999	223.129818149645
2000	221.799068465504
2001	218.60671365923
2002	220.765563623473
2003	218.394944992548
2004	211.632422053554
2005	211.444074091619
2006	204.547102208571
2007	201.634786824943
2008	196.681929305915
2009	193.719132254274
2010	190.257035345822
2011	190.409433286953
2012	173.704643125045
2013	185.480860127512
2014	182.123088297845