Year	Mt of CO2 equivalent
1990	-69.5766610736206
1991	-76.83680849767887
1992	-76.54246432088962
1993	-79.38885331462096
1994	-81.11554135912498
1995	-81.51251145754982
1996	-86.20127837764197
1997	-86.52467937958373
1998	-86.36054650774196
1999	-86.59672397174796
2000	-87.28934245225469
2001	-87.42369159897657
2002	-88.59969253047586
2003	-97.71791114858867
2004	-97.2271147488802
2005	-90.27347701518572
2006	-84.53865387496286
2007	-83.74751906361378
2008	-78.31829512227677
2009	-71.52347335394387