Year	thousand metric tons of CO2 equivalent
1990	362625.754999
1991	366602.55499899987
1992	374591.0124989999
1993	379570.6775
1994	385803.1475
1995	395863.61749999993
1996	399278.1199999999
1997	404829.17
1998	421801.9150000001
1999	429455.8750000001
2000	433929.2475
2001	430523.9774999999
2002	450987.4349999998
2003	470327.0550000001
2004	474637.53500000003
2005	494963.91000000015
2006	496296.9624999999
2007	512001.88999999996
2008	527781.9149999999
2009	533742.6950000001
2010	550636.1950000002
2011	552554.55
2012	565509.28
2013	574222.8675
2014	581512.84
2015	592327.5549999999
2016	603060.1475
2017	610294.7725
2018	621675.2000000001
2019	634100.8650000002
2020	651972.51