Year	thousand metric tons of CO2 equivalent
1990	480.419052
1991	494.1071440000001
1992	460.1963139999999
1993	455.44491000000005
1994	476.30154600000003
1995	488.185872
1996	504.79908700000004
1997	526.068299
1998	531.406613
1999	535.4859620000001
2000	560.350145
2001	585.5781670000001
2002	612.8466430000001
2003	654.776735
2004	688.997305
2005	768.9185409999999
2006	814.373546
2007	946.5853049999998
2008	1010.123675
2009	1021.210605
2010	1090.0935379999999
2011	1052.37403
2012	1021.1356589999999
2013	1135.878298
2014	1172.5950259999997
2015	1182.608313
2016	1208.026124
2017	1213.2261239999998
2018	1199.7261240000003
2019	1183.826124
2020	1131.1261240000001