Year	MJ/$2011 PPP GDP
1990	4.61760983447953
1991	4.90592121626867
1992	5.19841007432888
1993	5.71632082832504
1994	6.26021376277503
1995	4.99022101265007
1996	4.84451521643818
1997	5.02251772169572
1998	4.64290979905491
1999	3.98106413304343
2000	3.75795729048147
2001	4.32770808375643
2002	4.12580592959659
2003	4.77701202970794
2004	5.23513081578811
2005	3.42033964401003
2006	3.3754795697916
2007	2.86546521704931
2008	3.23366782535596
2009	2.80242666326506
2010	2.91062621320719
2011	2.83320741590149
2012	2.70639206655521
2013	2.61809983610676
2014	2.48485730021585
2015	2.39485551302144