Year	kg of oil equivalent (constant 2011 PPP)
1990	66.4428069045446
1991	86.6973876800437
1992	74.7328213845635
1993	76.6177393222425
1994	75.0787817125763
1995	72.2307456365686
1996	72.0565598659166
1997	73.0889359213078
1998	71.7140748138435
1999	74.4195181991025
2000	75.9060300832618
2001	73.6935553789169
2002	78.3503086708771
2003	85.7665860654904
2004	86.7024824086868
2005	95.1407293849071
2006	140.65231940844
2007	154.441505192915
2008	126.250647767895
2009	120.21907755976
2010	135.751813395965
2011	161.441355019975
2012	158.791645773199
2013	157.0302615663
2014	152.154877213495