Year	thousand metric tons of CO2 equivalent
1990	570419.33
1991	574441.3875
1992	577753.8875
1993	583602.275
1994	588336.68
1995	593045.405
1996	599431.31
1997	603156.1375
1998	608247.4199999999
1999	614637.04
2000	613355.2949999999
2001	614349.2125
2002	610273.125
2003	619408.175
2004	624553.84
2005	639930.6225
2006	653746.19
2007	665823.9875
2008	678936.545
2009	673129.255
2010	678050.505
2011	688090.4225
2012	687372.285
2013	695379.765
2014	698711.7999999999
2015	703169.595
2016	708310.1875
2017	717703.965
2018	726040.3625
2019	729011.6775
2020	738680.9325