Year	thousand metric tons of CO2 equivalent
1990	7453.3674
1991	6808.4358
1992	7138.143
1993	7568.8722
1994	7728.2724
1995	7858.2898
1996	8640.3014
1997	9299.7158
1998	8298.4656
1999	8964.6148
2000	9114.3598
2001	9317.5958
2002	9091.7416
2003	9991.94
2004	10499.9704
2005	10026.1206
2006	9486.6512
2007	9906.3544
2008	9247.6552
2009	9471.6022
2010	10390.1872
2011	9797.5546
2012	9492.2238
2013	9838.5594
2014	10300.6382
2015	9854.4428
2016	10489.9874
2017	11473.5662
2018	10782.683
2019	11199.3168
2020	11478.5726