Year	thousand metric tons of CO2 equivalent
1990	1189.930913
1991	1302.176869
1992	1308.781826
1993	1338.034783
1994	1012.69754
1995	1189.609497
1996	1294.91262
1997	1315.583742
1998	1373.892265
1999	1352.604987
2000	1437.28651
2001	1282.475703
2002	1568.645296
2003	1671.12769
2004	1701.762283
2005	1728.940076
2006	1921.062785
2007	2118.609093
2008	2350.246602
2009	2305.54871
2010	2710.264619
2011	2768.431911
2012	2795.637003
2013	2914.447295
2014	3330.810588
2015	3448.48848
2016	3311.66494
2017	3652.297
2018	4394.81186
2019	5049.02932
2020	5054.858381