Year	thousand metric tons of CO2 equivalent
1990	0
1991	0
1992	0
1993	0
1994	0
1995	0
1996	0
1997	0
1998	0
1999	0
2000	0
2001	0
2002	0
2003	0
2004	0
2005	0
2006	0
2007	0
2008	0.1
2009	0.1
2010	0.1
2011	0.1
2012	0.1
2013	0.1
2014	0.1
2015	0.1
2016	0.1
2017	0.2
2018	0.2
2019	0.2
2020	0.2