Year	thousand metric tons of CO2 equivalent
1990	310.678695
1991	339.636613
1992	361.157332
1993	377.50205
1994	401.809968
1995	417.129087
1996	424.117645
1997	432.716803
1998	467.74716
1999	481.925518
2000	478.021276
2001	511.994781
2002	511.493286
2003	516.869191
2004	551.548096
2005	605.926601
2006	634.854534
2007	679.544867
2008	729.5838
2009	726.323133
2010	770.293466
2011	817.284435
2012	864.385204
2013	973.652372
2014	985.003141
2015	1025.46391
2016	1022.857565
2017	1033.331221
2018	1051.528276
2019	1063.504532
2020	1031.910988