Year	MJ/$2011 PPP GDP
1990	11.1715692917213
1991	11.7693531286988
1992	11.2025700609636
1993	11.0601502699316
1994	10.0111088429002
1995	9.67859526443093
1996	9.47996512801226
1997	8.73621477216605
1998	7.74735902693188
1999	7.22116270919706
2000	6.63591766268303
2001	6.60047415251124
2002	6.44162454651502
2003	6.37915256347478
2004	6.08454766818199
2005	5.95020390600494
2006	5.88453771395729
2007	5.46554682344847
2008	5.33784644755746
2009	5.00500272409419
2010	5.15166713645809
2011	4.93306577045364
2012	4.69825297167904
2013	4.63514350007351
2014	4.25430958430823
2015	4.13568520275175