Year	MJ/$2011 PPP GDP
1990	2.24102893858784
1991	2.25488874587107
1992	2.37852841017331
1993	2.57911291966195
1994	2.87293896962889
1995	2.99640263408483
1996	2.94320323297261
1997	3.11722036194451
1998	3.08359454737337
1999	3.03473383971399
2000	2.9515750880366
2001	3.08571510932134
2002	3.11324004718565
2003	3.01604987807066
2004	2.94673882826291
2005	2.74114167338663
2006	2.95528185027039
2007	2.94940319346889
2008	3.03377715222172
2009	3.25976926806941
2010	3.39937592344631
2011	3.24758889902973
2012	3.49100273125875
2013	3.84340094519863
2014	2.95496483073741
2015	2.97162883878338