Year	thousand metric tons of CO2 equivalent
1990	666.88
1991	709.625
1992	749.27
1993	787.615
1994	767.26
1995	782.96
1996	893.16
1997	886.66
1998	936.06
1999	878.46
2000	845.16
2001	773.36
2002	710.26
2003	728.96
2004	780.76
2005	792.06
2006	836.86
2007	914.16
2008	977.36
2009	900.76
2010	1063.86
2011	1160.46
2012	1175.96
2013	1256.06
2014	1228.06
2015	1290.86
2016	1308.96
2017	1372.86
2018	1374.16
2019	1364.76
2020	1034.56