Year	MJ/$2011 PPP GDP
1990	7.23183317285918
1991	6.94441396682851
1992	8.92650048961954
1993	10.9678909030705
1994	9.80211475479102
1995	10.5653476819166
1996	12.3965702647188
1997	12.1911437014425
1998	11.8726961774046
1999	9.86335489461921
2000	9.87805736297555
2001	10.2566582471953
2002	10.1675739373593
2003	10.1936572717711
2004	10.1675789726716
2005	8.55572734472963
2006	8.65473969540514
2007	7.95432318329517
2008	7.65701450998489
2009	7.11622398084653
2010	7.28756046993747
2011	7.45138444126805
2012	6.76459706126185
2013	6.75975624858273
2014	5.93698293534011
2015	6.55752523971291