Year	thousand metric tons of CO2 equivalent
1990	146.57
1991	148.7425
1992	152.3
1993	157.51
1994	159.4775
1995	166.025
1996	172.315
1997	171.7875
1998	172.735
1999	172.1125
2000	179.9175
2001	193.4125
2002	206.0625
2003	195.3075
2004	192.3625
2005	178.215
2006	181.3125
2007	179.08
2008	178.6225
2009	175.8825
2010	184.0125
2011	184.715
2012	177.6775
2013	166.0675
2014	168.245
2015	164.7075
2016	172.51
2017	178.9275
2018	180.12
2019	182.825
2020	187.3575