Year	thousand metric tons of CO2 equivalent
1990	2146.2854
1991	2120.1806
1992	2092.4368
1993	2066.2426
1994	2061.9514
1995	2047.3792
1996	2026.102
1997	1959.8864
1998	1946.089
1999	1868.5196
2000	1836.0674
2001	1878.2046
2002	1769.4942
2003	1750.2136
2004	1760.4946
2005	1818.1874
2006	1821.1078
2007	1790.533
2008	1836.3654
2009	1810.648
2010	1804.092
2011	1774.3516
2012	1717.9998
2013	1761.8058
2014	1775.8118
2015	1758.796
2016	1759.6602
2017	1744.7006
2018	1713.3212
2019	1650.9498
2020	1673.5978