Year	kt of CO2 equivalent
1990	11334.65097
1991	11449.43952
1992	11759.80347
1993	11563.53612
1994	12250.29908
1995	13014.74993
1996	12607.23243
1997	12631.28053
1998	12880.97403
1999	12184.85693
2000	12537.80293
2001	13417.02307
2002	13825.0752
2003	15578.00123
2004	16180.89206
2005	16194.44899
2006	17235.76954
2007	17962.59789
2008	18186.86434
2009	18031.89329
2010	18084.03064
2011	20100.2172
2012	20635.38586
2013	20637.24082
2014	21060.37278
2015	21850.19864
2016	22037.22061
2017	20955.29299
2018	21043.05227
2019	22120.91325
2020	21147.29453