Year	thousand metric tons of CO2 equivalent
1990	337168.47070527996
1991	344197.3181129
1992	347219.5655205
1993	357122.71292799996
1994	371094.86033600004
1995	400629.974413
1996	399699.5672270001
1997	402719.16003
1998	395665.452844
1999	393558.84565
2000	402210.338459
2001	417439.693181
2002	432183.34790200007
2003	479444.26705
2004	532194.8861990001
2005	582554.855345
2006	627116.6188889999
2007	662870.789505
2008	673294.6601179999
2009	706577.9307410001
2010	760323.001353
2011	820307.8876709999
2012	822635.3739880001
2013	845470.360316
2014	853460.2466320001
2015	835681.13295
2016	787804.4922859998
2017	798195.9516209998
2018	829075.610956
2019	853634.970291
2020	853266.7296259999