Year	thousand metric tons of CO2 equivalent
1990	8254.2125
1991	8445.5875
1992	8461.565
1993	8472.8175
1994	8537.515
1995	8606.33
1996	9681.6125
1997	9777.1275
1998	10732.9775
1999	9621.855
2000	11048.6575
2001	9224.1975
2002	8163.58
2003	10627.2525
2004	9388.9525
2005	9907.4525
2006	9989.5425
2007	10216.91
2008	10755.64
2009	8595.9225
2010	9628.0475
2011	10325.62
2012	8944.2475
2013	9556.125
2014	9335.0175
2015	9494.1175
2016	10310.085
2017	9454.1375
2018	9713.795
2019	8935.295
2020	9493.5575