Year	kg of oil equivalent (constant 2011 PPP)
1990	214.387760628961
1991	219.695649727459
1992	215.818427043886
1993	222.554354670671
1994	219.579173763073
1995	217.810245164053
1996	215.509015804592
1997	215.90675778688
1998	217.372170888645
1999	220.175311409705
2000	215.858923239702
2001	213.566776303147
2002	204.507456634517
2003	200.171673063839
2004	190.080929731132
2005	181.265920090994
2006	174.831939207867
2007	169.795310263622
2008	167.290274836725
2009	156.574804130396
2010	154.009765008662
2011	153.802735671872
2012	152.294677086329
2013	143.601461542399
2014	125.373971098935