Year	thousand metric tons of CO2 equivalent
1990	6449.1225
1991	6233.9025
1992	6022.805
1993	5197.1375
1994	5414.5375
1995	5368.1925
1996	5610.965
1997	5905.7075
1998	5797.445
1999	6022.4975
2000	6255.93
2001	6208.49
2002	6133.035
2003	6226.6425
2004	6339.6575
2005	6324.1475
2006	6436.955
2007	6346.5425
2008	6423.045
2009	6421.305
2010	6603.3725
2011	6942.1225
2012	6951.5575
2013	7099.2925
2014	7236.43
2015	7245.7
2016	7319.5325
2017	7369.825
2018	7505.15
2019	7635.6825
2020	7532.0125