Year	thousand metric tons of CO2 equivalent
1990	2150.78
1991	2295.105
1992	2647.935
1993	2512.24
1994	2485.45
1995	2501.115
1996	2515.41
1997	2655.2525
1998	2673.66
1999	2701.5925
2000	2920.37
2001	2933.0775
2002	2953.7625
2003	2967.625
2004	2950.025
2005	2962.595
2006	2949.225
2007	2972.26
2008	2962.155
2009	2982.3
2010	2994.46
2011	3011.2925
2012	3010.235
2013	3016.6075
2014	3020.44
2015	3047.33
2016	3115.9225
2017	3109.8775
2018	3022.04
2019	3054.315
2020	3073.6075