Year	kt of CO2 equivalent
1990	16544.80238
1991	16484.46135
1992	16690.65032
1993	16981.47678
1994	16529.55325
1995	16739.30721
1996	16768.18812
1997	16754.76904
1998	17201.36495
1999	17035.18086
2000	16811.18427
2001	15929.02487
2002	14912.33797
2003	15917.52358
2004	15362.02668
2005	17346.97728
2006	16893.31263
2007	17648.95048
2008	17146.32583
2009	17546.78619
2010	17578.81404
2011	16995.87171
2012	17461.21938
2013	16068.54205
2014	16173.49722
2015	15833.85489
2016	16732.21328
2017	15695.18418
2018	17608.89257
2019	18364.01847
2020	19021.93937