Year	MJ/$2011 PPP GDP
1990	2.78227656401002
1991	3.63043226409175
1992	3.12941892715848
1993	3.2083494126002
1994	3.14390593271335
1995	3.02464510679557
1996	3.01735111952972
1997	3.0605816186308
1998	3.00300964031925
1999	3.11629943159608
2000	3.17854675933707
2001	3.08589991304703
2002	3.28090033750549
2003	3.59145517027879
2004	3.63064560462873
2005	3.98399516791547
2006	5.88978205761184
2007	6.46720089694599
2008	5.28671552031723
2009	5.03414496804688
2010	5.68467539234652
2011	6.7592266519763
2012	6.78810905463996
2013	6.74251786898341
2014	6.38353819893361
2015	6.30342698953805