Year	kt of CO2 equivalent
1990	5241921.17976
1991	5083421.042014001
1992	4728968.381238
1993	4369236.026387
1994	3923752.2163890004
1995	3790651.1262770006
1996	3667883.3344750004
1997	3485744.0670919996
1998	3471116.8747180006
1999	3473969.938606
2000	3575912.8698179997
2001	3572326.525696
2002	3632129.312333
2003	3775310.3909759996
2004	3790915.223506001
2005	3826205.0563659994
2006	3942054.085674
2007	4017917.347961
2008	4076003.376139
2009	3790204.9768970003
2010	3961707.1267930004
2011	4157916.6940389997
2012	4129439.811625
2013	4098226.1565680006
2014	4010696.764278
2015	3941431.347567
2016	3992169.092242
2017	4077233.447216001
2018	4191423.5255510006
2019	4226258.525995
2020	4115546.4939570003