Year	kg of oil equivalent (constant 2011 PPP)
1990	211.308595791296
1991	213.166536015989
1992	215.881258014886
1993	218.988216402507
1994	222.128072504568
1995	219.238438311453
1996	212.223076786792
1997	207.897374755577
1998	205.845353473372
1999	204.417958859659
2000	198.095105119799
2001	195.916311788691
2002	192.944365920912
2003	190.098997404291
2004	180.179234338437
2005	171.684949904413
2006	165.642720445284
2007	157.315144705878
2008	153.716672233239
2009	153.142171930465
2010	148.919582565797
2011	147.498502245205
2012	144.13546856366
2013	141.794411686627
2014	142.281201910198