Year	kt of CO2 equivalent
1990	12410.99743
1991	12703.17719
1992	13146.50995
1993	13393.0132
1994	13720.24586
1995	13996.16112
1996	15025.80591
1997	15232.58721
1998	15479.564
1999	16695.3544
2000	17763.78929
2001	17535.14296
2002	16989.83833
2003	16298.18229
2004	18387.20636
2005	19073.17683
2006	19448.33324
2007	19590.36526
2008	20527.29477
2009	21029.13048
2010	22095.5606
2011	23084.72027
2012	22605.52005
2013	23798.30412
2014	24473.3203
2015	25224.60478
2016	27523.87759
2017	27718.1194
2018	28040.84391
2019	31081.73062
2020	30293.27863