Year	thousand metric tons of CO2 equivalent
1990	109.2468
1991	107.9058
1992	101.9756
1993	103.4656
1994	105.0152
1995	114.9088
1996	112.5844
1997	112.495
1998	112.0778
1999	115.9816
2000	105.5516
2001	96.9394
2002	102.3928
2003	101.5584
2004	104.4192
2005	116.667
2006	111.3328
2007	113.4486
2008	102.4226
2009	109.217
2010	105.5218
2011	107.1906
2012	106.5052
2013	106.1178
2014	104.6278
2015	99.6214
2016	100.2472
2017	101.7968
2018	101.32
2019	98.1016
2020	92.7972