Year	thousand metric tons of CO2 equivalent
1990	1622.765883
1991	1664.29392
1992	1677.823557
1993	1651.188994
1994	1620.191831
1995	1513.946868
1996	1751.062399
1997	1793.90553
1998	1836.617861
1999	1641.308992
2000	1540.611123
2001	1428.786549
2002	1417.267574
2003	1541.180199
2004	1439.006625
2005	1506.29605
2006	1531.156267
2007	1627.474883
2008	1713.8929
2009	1497.134317
2010	1620.658133
2011	1836.129949
2012	1778.619365
2013	1809.60358
2014	1736.748596
2015	1790.451012
2016	1920.615865
2017	1896.102719
2018	1972.501572
2019	1988.550226
2020	1875.797079