Year	MJ/$2011 PPP GDP
1990	9.85954622619992
1991	10.1399696713949
1992	10.2468777763525
1993	10.5443491840193
1994	10.5397162118791
1995	10.6331961856269
1996	10.3917542262234
1997	10.27322053883
1998	10.1304336533754
1999	10.2233733916146
2000	9.97910127616835
2001	9.92602214890304
2002	9.78792281723743
2003	9.70701910467838
2004	9.12567469122351
2005	8.83576969437962
2006	8.42856052199292
2007	8.20009817633955
2008	8.09659844652867
2009	7.90694853690145
2010	7.72439833004159
2011	7.60845816761758
2012	7.46934923962036
2013	7.27168605523324
2014	7.10623888729256
2015	7.0506198666268