Year	thousand metric tons of CO2 equivalent
1990	5016.5492
1991	5148.862
1992	5255.9426
1993	5389.588
1994	5551.1644
1995	5688.652
1996	5476.8608
1997	5670.638
1998	6014.2102
1999	6349.0132
2000	6034.018
2001	6012.5812
2002	6886.3742
2003	6582.6024
2004	7439.3414
2005	7989.894036
2006	7655.833977
2007	7647.791318
2008	7667.920259
2009	7661.937
2010	9529.334141
2011	8467.017721
2012	8490.4597
2013	8480.598679
2014	8062.080258
2015	8586.964037
2016	9087.396994
2017	8935.70935
2018	8851.492706
2019	9692.654062
2020	9838.142418