Year	MJ/$2011 PPP GDP
1990	2.59363949745045
1991	2.96955662962878
1992	2.99734748894831
1993	2.49467212145157
1994	2.44057631239253
1995	2.61406676411446
1996	2.55079731263728
1997	2.57568081779328
1998	2.59603461217382
1999	2.82360186522107
2000	2.82313144699569
2001	3.01647745881584
2002	2.81140074424963
2003	3.01083232982637
2004	3.1607271735328
2005	3.18830418535142
2006	3.30847412421721
2007	3.13324701552274
2008	3.17667599252442
2009	3.38021112081456
2010	3.16545100178826
2011	3.16117741999871
2012	2.79034722411703
2013	3.69355651123639
2014	3.21140525020649
2015	2.05035649130322