Year	kg of oil equivalent (constant 2011 PPP)
1990	111.36501188611
1991	105.551275243958
1992	118.1889820139
1993	116.314610505681
1994	110.60100940785
1995	105.829773722955
1996	97.5625168568305
1997	94.4966454753359
1998	106.199562553098
1999	100.002054646118
2000	101.928432232415
2001	102.865272094881
2002	98.5112862005429
2003	93.8521041914362
2004	89.8624465172638
2005	88.6942103521356
2006	84.5887024475044
2007	80.7383377323295
2008	80.4189707675986
2009	81.2276129541391
2010	81.8963785131894
2011	74.1931228158319
2012	80.55373043053
2013	76.5124069110366
2014	80.4091150867998