Year	thousand metric tons of CO2 equivalent
1990	179.34928
1991	207.843398
1992	236.337517
1993	264.831635
1994	293.325753
1995	321.819872
1996	349.397184
1997	376.974496
1998	404.551808
1999	432.12912
2000	476.306432
2001	476.308795
2002	471.511157
2003	471.213519
2004	471.615882
2005	471.818244
2006	527.164633
2007	582.111022
2008	637.85741
2009	693.403799
2010	749.250188
2011	758.430296
2012	769.110404
2013	778.490512
2014	787.77062
2015	797.150728
2016	804.43779
2017	808.424853
2018	813.011915
2019	820.498978
2020	824.386041