Year	MJ/$2011 PPP GDP
1990	11.2738648280647
1991	11.9625251337921
1992	8.19962249077245
1993	8.60271927939587
1994	9.15936757424222
1995	10.8925945099447
1996	11.1751585481744
1997	9.77373422066967
1998	9.54712427551902
1999	8.22802346014798
2000	7.09564079641107
2001	7.73182842641382
2002	7.75551865317244
2003	7.32403205077697
2004	6.97251523215363
2005	6.10113609526525
2006	5.5972027571277
2007	5.46694848901807
2008	5.36011012403596
2009	5.79394429481798
2010	4.58479330033968
2011	4.48083451730775
2012	4.35757506136687
2013	3.97644524579528
2014	3.80743643345847
2015	3.85930726853182