Year	MJ/$2011 PPP GDP
1990	3.47007878742011
1991	3.36130163288842
1992	3.53816834548218
1993	3.56169596785284
1994	3.61882944483032
1995	3.83723876840139
1996	3.67133208134825
1997	3.70323952196915
1998	3.81873599599378
1999	3.94490528417558
2000	3.82711879420593
2001	3.78252091473436
2002	3.91043075950722
2003	3.83945179170513
2004	3.87813131427252
2005	3.94346602499655
2006	3.69144295405333
2007	3.62703652791787
2008	3.52673338118756
2009	3.58670162539541
2010	3.39707890909321
2011	3.36403646826942
2012	3.28944538293246
2013	3.33942506709938
2014	3.27458085238455
2015	3.3443540130864