Year	kg of oil equivalent (constant 2011 PPP)
1990	571.746112783142
1991	520.062135720619
1992	417.759032340968
1993	416.042791451531
1994	637.737429629178
1995	707.203606971962
1996	579.037611141724
1997	654.38018132666
1998	639.027017217593
1999	649.455433443229
2000	617.797735623483
2001	603.306491218595
2002	627.866242425163
2003	677.873434928622
2004	674.028176488476
2005	620.932684371554
2006	573.056219753415
2007	587.96268172379
2008	518.671169392249
2009	429.272109619946
2010	448.506971149422
2011	425.401620431135
2012	396.213005072072
2013	368.934784452881
2014	341.429152561442