Year	thousand metric tons of CO2 equivalent
1990	162.500809
1991	156.110515
1992	138.56405
1993	143.464132
1994	138.823075
1995	148.507162
1996	155.096599
1997	166.12542
1998	174.130727
1999	175.218986
2000	169.233339
2001	176.425541
2002	181.371806
2003	198.105267
2004	197.084523
2005	203.168961
2006	202.879162
2007	209.570702
2008	205.158281
2009	201.833951
2010	201.020622
2011	197.302767
2012	197.679568
2013	196.477238
2014	184.473643
2015	194.993072
2016	193.50734
2017	195.30734
2018	196.00734
2019	207.40734
2020	194.80734