Year	thousand metric tons of CO2 equivalent
1990	2223.5866
1991	2271.505
1992	2314.5064
1993	2393.2082
1994	2454.8048
1995	2501.2034
1996	2397.9762
1997	2553.7408
1998	2586.8784
1999	2509.0408
2000	2599.156
2001	2823.1328
2002	3149.0554
2003	3019.3062
2004	2413.8298
2005	3105.6666
2006	2888.7226
2007	3014.866
2008	2746.5766
2009	2649.7862
2010	2647.879
2011	2772.145
2012	2816.3086
2013	3037.8716
2014	2633.873
2015	2735.7592
2016	3390.3758
2017	2870.8426
2018	2902.9372
2019	3003.095
2020	3206.3906