Year	MJ/$2011 PPP GDP
1990	4.3156640714937
1991	4.57058431061846
1992	4.73828948862825
1993	5.05225636169641
1994	5.33117286646004
1995	5.368935863073
1996	5.01338201075314
1997	5.30908556468657
1998	4.89663462857384
1999	4.96032823579962
2000	4.7421070404303
2001	4.96159745190301
2002	4.90773785783708
2003	4.90724606035283
2004	4.89462429820911
2005	5.07543838549243
2006	4.97272995511653
2007	4.88114268868917
2008	4.96985525709356
2009	4.9753355624348
2010	4.76962770957668
2011	4.83497898121566
2012	4.98473718488678
2013	5.06441283882642
2014	5.12712005065418
2015	5.0145484131903