Year	thousand metric tons of CO2 equivalent
1990	5242.5
1991	5294.400000000001
1992	5366.099999999999
1993	5408.1
1994	5601.9
1995	5968.100000000001
1996	6176.400000000001
1997	6410.999999999999
1998	6623.5
1999	6753.2
2000	6855.160000000003
2001	6991.460000000003
2002	7202.959999999999
2003	7423.960000000002
2004	7718.16
2005	7989.76
2006	8198.759999999998
2007	8294.16
2008	8488.260000000002
2009	8717.66
2010	8897.16
2011	9248.659999999998
2012	9174.560000000003
2013	9517.86
2014	9869.060000000001
2015	9986.96
2016	10434.759999999998
2017	10618.860000000002
2018	10804.56
2019	11084.460000000001
2020	11027.159999999998