Year	thousand metric tons of CO2 equivalent
1990	515812.45452300005
1991	525197.350285
1992	533394.087345
1993	533916.774416
1994	540534.0318250002
1995	547511.829534
1996	556957.8612839999
1997	564941.636508
1998	565232.8819950001
1999	556296.81111
2000	570374.6034019998
2001	572107.2186189999
2002	565492.9405519998
2003	582076.6304299999
2004	587535.1112299999
2005	598746.157775
2006	608174.9462870001
2007	615345.665199
2008	630540.611881
2009	613317.0986950002
2010	647224.5873340002
2011	676068.5397490001
2012	697951.001253
2013	716080.5169600002
2014	741716.7080560002
2015	752379.444788
2016	741873.2570919998
2017	756397.3815699999
2018	801736.2060470001
2019	843186.530527
2020	790867.0550049999