Year	thousand metric tons of CO2 equivalent
1990	1015.0775
1991	929.66
1992	838.32
1993	819.6775
1994	810.1075
1995	734.2025
1996	789.305
1997	948.6775
1998	1123.5475
1999	979.43
2000	1052.29
2001	944.28
2002	1070.0525
2003	1109.6325
2004	994.17
2005	1421.055
2006	1212.6525
2007	1068.4375
2008	1168.385
2009	1225.285
2010	1182.6475
2011	1412.015
2012	1336.7625
2013	1465.1525
2014	1394.31
2015	1579.4775
2016	1431.25
2017	1474.73
2018	1461.465
2019	1516.9875
2020	1697.42