Year	thousand metric tons of CO2 equivalent
1990	3394.46
1991	3362.175
1992	3308.0875
1993	3297.9175
1994	2979.45
1995	2627.0575
1996	2553.175
1997	2488.325
1998	2504.1275
1999	2374.89
2000	2283.4975
2001	2187.3775
2002	2088.4125
2003	2004.6525
2004	1912.1775
2005	2001.7725
2006	1940.06
2007	2109.9975
2008	2236.095
2009	2272.155
2010	2301.5975
2011	2370.8125
2012	2284.9775
2013	2331.0925
2014	2317.125
2015	2328.7425
2016	2465.275
2017	2576.3175
2018	2728.305
2019	2801.3775
2020	2505.835