Year	thousand metric tons of CO2 equivalent
1990	74.702449
1991	103.556238
1992	127.110028
1993	153.863818
1994	178.717608
1995	203.771398
1996	203.373505
1997	201.075611
1998	198.277718
1999	198.279824
2000	200.481931
2001	280.507439
2002	353.132948
2003	423.158456
2004	498.283964
2005	571.309473
2006	596.29191
2007	623.374348
2008	650.756786
2009	676.039223
2010	706.721661
2011	761.676978
2012	812.532296
2013	866.187613
2014	919.042931
2015	972.998248
2016	997.866843
2017	1024.335438
2018	1039.704033
2019	1062.772628
2020	1082.941223