Year	MJ/$2011 PPP GDP
1990	3.28389680634323
1991	3.25345967383329
1992	3.42761888520256
1993	3.29716813553818
1994	3.37585510436448
1995	3.36633528777058
1996	3.4999103747235
1997	3.4172232228847
1998	3.69187219617676
1999	3.50182550831659
2000	3.45341338129041
2001	3.89275965556428
2002	3.45991934231089
2003	3.32405797304932
2004	3.04942991960062
2005	3.17260679296318
2006	3.1234617783699
2007	2.65124336226192
2008	2.44722128270945
2009	2.65837692788443
2010	2.68957149562487
2011	2.61021469098194
2012	2.46725248400315
2013	2.27330830041428
2014	2.27362063757185
2015	2.17353444437206
