Year	thousand metric tons of CO2 equivalent
1990	74.6425
1991	80.9125
1992	94.095
1993	106.3775
1994	115.8825
1995	121.97
1996	124.8
1997	127.085
1998	128.0175
1999	130.19
2000	131.2925
2001	90.3175
2002	92.6175
2003	92.9425
2004	94.8325
2005	61.12
2006	75.1175
2007	88.565
2008	89.0925
2009	122.54
2010	130.7775
2011	148.2825
2012	163.3925
2013	189.6525
2014	149.235
2015	249.855
2016	296.4525
2017	328.04
2018	375.37
2019	391.5425
2020	389.66