Year	thousand metric tons of CO2 equivalent
1990	12774.6342
1991	12695.694
1992	12733.9274
1993	12706.9882
1994	12701.8626
1995	12626.4388
1996	9849.8536
1997	9605.7022
1998	10101.6338
1999	9175.718
2000	8985.5344
2001	9849.7642
2002	12433.9606
2003	13622.4144
2004	14553.9326
2005	14303.1656
2006	14508.2194
2007	12722.3948
2008	13485.99
2009	13335.5
2010	13982.8454
2011	13150.144
2012	12799.249
2013	13442.482
2014	13049.271
2015	13544.9642
2016	13435.926
2017	14015.7148
2018	13154.9418
2019	13618.6298
2020	13694.0834