Year	thousand metric tons of CO2 equivalent
1990	604.0475
1991	602.6575
1992	637.6575
1993	672.165
1994	708.46
1995	741.725
1996	710.8325
1997	806.7075
1998	743.385
1999	752.1825
2000	743.8075
2001	811.7725
2002	916.455
2003	933.9625
2004	1020.9975
2005	888.75
2006	957.545
2007	892.4575
2008	902.6525
2009	929.775
2010	955.5325
2011	947.3375
2012	972.5775
2013	957.3125
2014	1020.225
2015	1080.035
2016	943.6025
2017	966.52
2018	1059.6325
2019	991.97
2020	984.4475