Year	MJ/$2011 PPP GDP
1990	14.6971360926221
1991	14.7626298386458
1992	16.7544970450777
1993	15.862088199674
1994	14.4169034751666
1995	14.6548566809146
1996	13.2232116651507
1997	12.7498902291382
1998	12.680697236093
1999	13.6348355533817
2000	13.295704712199
2001	13.0717130791159
2002	14.0959405138608
2003	16.2407676653952
2004	16.8462715246275
2005	18.7502586194432
2006	20.0101022456726
2007	20.5111519402647
2008	23.358131558585
2009	22.4607072022331
2010	20.713079996279
2011	19.7197711881584
2012	18.4372464925512
2013	18.1529665775605
2014	15.7495813871173
2015	15.8038970473848