Year	thousand metric tons of CO2 equivalent
1990	2732.110398
1991	2678.747446
1992	2234.84
1993	1940.5275
1994	2259.7525
1995	2158.3775
1996	2085.965
1997	1785.44
1998	1532.1725
1999	1455.395
2000	1351.055
2001	1235.9425
2002	1308.335
2003	1335.345
2004	1244.02
2005	1138.745
2006	1095.375
2007	1070.4575
2008	865.975
2009	833.98
2010	863.5775
2011	865.6825
2012	812.085
2013	774.375
2014	777.77
2015	751.395
2016	732.04
2017	744.395
2018	706.13
2019	641.455
2020	597.8325