Year	thousand metric tons of CO2 equivalent
1990	1954.745
1991	1997.665
1992	2019.7225
1993	1932.56
1994	2020.9975
1995	1799.99
1996	2051.7175
1997	1883.2725
1998	1711.915
1999	1839.675
2000	1710.2175
2001	1958.9425
2002	2088.1025
2003	1997.695
2004	2008.8475
2005	2010.5
2006	2103.8
2007	2188.5925
2008	2231.6575
2009	2132.895
2010	1979.6375
2011	1674.8475
2012	1821.3925
2013	1473.355
2014	1694.3475
2015	1653.0025
2016	1519.8175
2017	1457.36
2018	1238.145
2019	1175.845
2020	1167.7325