Year	kt of CO2 equivalent
1990	15435.0925
1991	15964.3125
1992	16360.14
1993	15880.105
1994	15578.8425
1995	14944.495
1996	15058.09
1997	16009.285
1998	16138.435
1999	16698.9725
2000	16900.3975
2001	16850.33
2002	18299.1775
2003	18463.4675
2004	19939.2575
2005	20972.23734
2006	21007.78812
2007	21419.58891
2008	21762.11469
2009	21861.85048
2010	23956.10376
2011	23720.62281
2012	24444.69185
2013	25193.21089
2014	25044.06993
2015	25522.23148
2016	26038.87177
2017	25928.01456
2018	25755.57734
2019	26421.00763
2020	26597.78542