Year	kg of oil equivalent (constant 2011 PPP)
1994	227.745055789524
1995	223.276327590167
1996	214.567703766991
1997	192.970983036352
1998	176.976162899185
1999	158.464976001067
2000	144.8267956684
2001	145.966044880258
2002	135.025092305214
2003	132.190650897306
2004	125.239045095536
2005	115.428345503971
2006	106.827514875484
2007	99.3577054778188
2008	98.5005114020281
2009	110.472888868905
2010	117.721960162472
2011	104.516236622181
2012	104.215346281131
2013	99.9903560254449
2014	98.1788116002532