Year	thousand metric tons of CO2 equivalent
1990	186.528375
1991	171.728363
1992	121.857236
1993	107.222435
1994	120.980161
1995	118.604384
1996	129.929443
1997	132.542304
1998	125.522061
1999	122.443604
2000	118.943948
2001	124.94328
2002	128.054812
2003	133.561643
2004	132.743764
2005	134.237063
2006	131.484031
2007	148.890392
2008	138.099295
2009	128.985168
2010	159.576023
2011	152.172913
2012	145.275948
2013	153.587064
2014	145.889267
2015	135.092714
2016	144.494733
2017	151.894733
2018	155.894733
2019	132.694733
2020	125.094733