Year	MJ/$2011 PPP GDP
1990	6.90149714343043
1991	6.52493128903826
1992	6.80746418796195
1993	6.71102214716346
1994	6.625807237184
1995	6.93851475258948
1996	7.07638276753227
1997	6.89374290691776
1998	6.95469370353424
1999	7.04916434138628
2000	6.99776869094258
2001	7.09916806278712
2002	7.07314351212084
2003	7.20500784291597
2004	6.97684732748377
2005	6.97769044907263
2006	7.03037578005529
2007	6.95830723891728
2008	6.65496580916501
2009	6.55831261229155
2010	6.57645562238858
2011	6.36863129236924
2012	6.49149242422947
2013	6.61603552260774
2014	6.64444315002082
2015	6.52196861039539