Year	thousand metric tons of CO2 equivalent
1990	2074.537773
1991	1714.20993
1992	1853.205487
1993	2001.154243
1994	1934.302
1995	1823.101133
1996	1756.014867
1997	1848.0746
1998	1833.566733
1999	2054.418467
2000	2104.3528
2001	2100.46478
2002	2295.070159
2003	2482.672539
2004	2329.900118
2005	2523.531298
2006	2514.797528
2007	2514.105158
2008	2491.635989
2009	2572.787419
2010	2616.499649
2011	2872.498906
2012	3023.651362
2013	3004.839019
2014	3229.190875
2015	3327.150931
2016	3405.321419
2017	3400.955906
2018	3337.238994
2019	3405.599281
2020	3567.365768