Year	thousand metric tons of CO2 equivalent
1990	241723.44776399998
1991	258569.67781799997
1992	259963.70787399999
1993	263104.23792800005
1994	268200.617984
1995	288888.82304
1996	315373.439855
1997	334406.95667
1998	334228.873484
1999	318442.7278
2000	330602.082115
2001	334717.163007
2002	315770.24389599997
2003	310830.624787
2004	335753.00568
2005	348110.08657100005
2006	348466.836409
2007	344637.886249
2008	352195.736086
2009	334556.98592600005
2010	335187.735764
2011	339160.75036299997
2012	351798.26495999994
2013	355943.3795589999
2014	354122.494157
2015	344228.608756
2016	326036.593435
2017	297034.77811300004
2018	264410.762791
2019	237878.24747099995
2020	198020.03215