Year	thousand metric tons of CO2 equivalent
1990	9556.264
1991	9784.0254
1992	9665.2426
1993	9427.7664
1994	9644.2932
1995	9766.652
1996	9464.7184
1997	9512.8454
1998	9635.2638
1999	9479.2608
2000	10211.7746
2001	10749.8136
2002	10729.341
2003	11302.991
2004	11241.5434
2005	11719.9228
2006	11410.271
2007	11864.125
2008	12465.6678
2009	12262.7894
2010	11078.2096
2011	10740.8438
2012	11877.4456
2013	12093.4956
2014	12076.0924
2015	11846.1854
2016	11690.3016
2017	11288.389
2018	10923.9052
2019	11196.2176
2020	11686.1296