Year	Mt of CO2 equivalent
1990	-846.5548779308658
1991	-818.6797310840609
1992	-804.4647124835092
1993	-758.5725836189897
1994	-850.0503443496921
1995	-795.3757234993167
1996	-679.822703099097
1997	-727.705738044116
1998	-601.9932963712814
1999	-503.7021316387871
2000	-540.2599264551937
2001	-635.8104875796179
2002	-830.6159274226636
2003	-980.1706273951979
2004	-1033.6404021476444
2005	-1027.8817490609417
2006	-1014.5288985107555
2007	-1013.383976916432
2008	-1007.2515088756962
2009	-990.0617761719271