Year	thousand metric tons of CO2 equivalent
1990	84.7
1991	85.5
1992	91.3
1993	97.4
1994	111.1
1995	117.8
1996	124.2
1997	137.9
1998	156
1999	165.1
2000	168
2001	170.2
2002	184.6
2003	170.5
2004	169
2005	173.7
2006	175.6
2007	177.4
2008	165.3
2009	166.3
2010	172.2
2011	182.2
2012	191
2013	173.1
2014	159.9
2015	179.3
2016	191.5
2017	190.3
2018	205.7
2019	210.2
2020	193.9