Year	kt of CO2 equivalent
1990	2291.315889
1991	2463.443742
1992	2453.811094
1993	2618.701746
1994	2921.555698
1995	3288.48285
1996	3333.103584
1997	3540.818218
1998	3470.492252
1999	3577.951887
2000	3246.38673
2001	3295.680874
2002	3184.882119
2003	3394.666764
2004	3398.701109
2005	3040.823088
2006	2860.328066
2007	3172.463045
2008	3324.441023
2009	3348.467902
2010	3575.46518
2011	3670.424541
2012	3927.558503
2013	4087.595464
2014	4300.879425
2015	4437.684387
2016	4470.524055
2017	4616.558322
2018	4768.25759
2019	5069.396758
2020	5282.035926