Year	thousand metric tons of CO2 equivalent
1990	7779.486232
1991	7839.054368
1992	7711.443107
1993	7660.940303
1994	7633.305089
1995	7751.912414
1996	7712.779648
1997	7553.077252
1998	7455.701082
1999	7795.605002
2000	7495.9875
2001	7410.2025
2002	7116.125
2003	6813.9625
2004	6690.17
2005	6593.195
2006	6510.3225
2007	6443.3475
2008	6408.61
2009	6422.9975
2010	6384.66
2011	6329.84
2012	6228.175
2013	6125.6575
2014	6221.2675
2015	6286.01
2016	6245.38
2017	6023.72
2018	6093.58
2019	6045.145
2020	6013.26