Year	Kg co2 per 2011 PPP of GDP
1992	0.33806
1993	0.31261
1994	0.32593
1995	0.31524
1996	0.32536
1997	0.35831
1998	0.37123
1999	0.34328
2000	0.37207
2001	0.49474
2002	0.41696
2003	0.40899
2004	0.42221
2005	0.35006
2006	0.35051
2007	0.4117
2008	0.35456
2009	0.48185
2010	0.33269
2011	0.34268
2012	0.39202
2013	0.4298
2014	0.46179