Year	thousand metric tons of CO2 equivalent
1990	191.95
1991	179.1
1992	233.05
1993	239.3
1994	249.45
1995	254.75
1996	248.4
1997	259.7
1998	275.1
1999	267.225
2000	286.5
2001	294.1
2002	282.15
2003	353.645602
2004	362.591204
2005	382.836807
2006	377.187972
2007	377.139138
2008	405.890304
2009	382.99147
2010	377.725856
2011	372.916729
2012	369.807602
2013	360.098475
2014	354.689347
2015	345.08022
2016	333.170971
2017	341.061722
2018	327.952473
2019	329.843225
2020	326.633976