Year	MJ/$2011 PPP GDP
1990	2.9375742221526
1991	3.33527199869253
1992	2.81817562348401
1993	3.20656167104022
1994	3.15150250630457
1995	2.99790248538177
1996	2.89985650628573
1997	2.75123740228298
1998	2.62652278111118
1999	2.47911746366364
2000	2.28818691121647
2001	2.16596840842372
2002	2.29799496516037
2003	2.23887672726375
2004	2.25887235554369
2005	2.21534362426405
2006	2.3622247493265
2007	2.73517271516735
2008	2.38256582503066
2009	1.84057288242962
2010	2.30820179597503
2011	1.75734506412522
2012	2.03806082621382
2013	1.94581472072074
2014	2.29846336184892
2015	2.02626602134179