Year	MJ/$2011 PPP GDP
1990	17.4015969957582
1991	17.2783110620255
1992	20.2204731319194
1993	18.2262982064548
1994	22.0202522110983
1995	20.7019567327195
1996	18.7682270819972
1997	17.6332797098879
1998	17.4096476210426
1999	15.7144755700787
2000	14.241778115595
2001	14.2104481964589
2002	13.3703274007351
2003	13.6140563520658
2004	12.7378268209759
2005	12.2731303035137
2006	11.5544228363094
2007	10.9079971442781
2008	10.084626989455
2009	10.1889634695579
2010	10.5029124612663
2011	9.71436509692569
2012	9.67929303797895
2013	7.95241618271232
2014	8.16067782564398
2015	8.392266857123