Year	thousand metric tons of CO2 equivalent
1990	372.669599
1991	266.79617
1992	278.188239
1993	299.207302
1994	272.032543
1995	273.048435
1996	264.819499
1997	254.632095
1998	279.180361
1999	256.548448
2000	249.031538
2001	259.570082
2002	257.79147
2003	282.679975
2004	288.07303
2005	292.237441
2006	302.659452
2007	310.276221
2008	317.87241
2009	293.436532
2010	306.526751
2011	331.530157
2012	332.767141
2013	301.02172
2014	318.381955
2015	346.085434
2016	336.063473
2017	348.763473
2018	358.063473
2019	364.163473
2020	339.663473