Year	thousand metric tons of CO2 equivalent
1990	5646.0272
1991	5711.8256
1992	5625.6738
1993	5580.8844
1994	3335.7226
1995	1587.6248
1996	1374.078
1997	1338.2584
1998	1507.9992
1999	1570.7282
2000	1339.957
2001	1290.3102
2002	1745.5648
2003	1635.2154
2004	1943.407
2005	1903.6836
2006	2068.7756
2007	1805.3436
2008	1850.7588
2009	2021.632
2010	2195.4256
2011	2449.2322
2012	2194.5614
2013	2215.4512
2014	2068.5074
2015	1940.4568
2016	2161.9304
2017	2100.5722
2018	2430.8754
2019	1836.276
2020	1548.0206