Year	thousand metric tons of CO2 equivalent
1990	6514.9654
1991	6762.0372
1992	7002.5828
1993	7133.1664
1994	7052.6468
1995	6934.9368
1996	7183.2304
1997	7018.7046
1998	6815.3494
1999	6647.6946
2000	6443.058
2001	6580.0784
2002	6570.0358
2003	6972.8126
2004	7239.9994
2005	7281.6896
2006	7698.7108
2007	7567.4418
2008	7672.6358
2009	7673.0828
2010	7644.9516
2011	7543.7508
2012	7983.7478
2013	7947.0044
2014	7891.3678
2015	7526.586
2016	7741.742
2017	7647.2164
2018	7457.9566
2019	7605.2282
2020	7627.8464