Year	thousand metric tons of CO2 equivalent
1990	72639.001474
1991	76062.389042
1992	77235.61641
1993	78980.45837400001
1994	138708.078739
1995	139778.4938
1996	144518.952411
1997	146580.21143900004
1998	152076.521469
1999	152357.652495
2000	158648.77671600002
2001	153204.947434
2002	155131.338755
2003	162490.11568699992
2004	161849.37399399997
2005	170276.244321
2006	170205.586621
2007	170448.48673200002
2008	172890.662259
2009	170485.558381
2010	177174.94328
2011	181410.502191
2012	183088.776517
2013	187896.96646599998
2014	188876.79142199998
2015	192327.43896899998
2016	202632.770216
2017	203356.28045800002
2018	206240.29688399998
2019	209354.507101
2020	216101.872949