Year	thousand metric tons of CO2 equivalent
1990	472038.5261949999
1991	446776.14240299986
1992	414970.84079999995
1993	400679.8634
1994	384380.5149999999
1995	372614.43200000003
1996	369386.5556
1997	365502.5726000001
1998	357594.51680000004
1999	352055.6206000001
2000	346236.45539999986
2001	345194.91560000007
2002	349038.907
2003	345079.679
2004	344723.50940000004
2005	340266.9492
2006	340573.0249999999
2007	343930.32280000014
2008	347419.9921999999
2009	341280.17900000006
2010	342880.5284
2011	344895.4554
2012	346376.8431999999
2013	354093.07639999996
2014	360931.75920000003
2015	363440.7403999999
2016	367749.88
2017	373507.9552
2018	365787.57979999995
2019	372881.291
2020	376665.68240000005