Year	thousand metric tons of CO2 equivalent
1990	97837.572
1991	100775.9712
1992	102630.7232
1993	104243.827
1994	107383.3464
1995	108784.0358
1996	102587.6026
1997	106021.099
1998	111061.62
1999	111320.1648
2000	111062.4544
2001	117914.0704
2002	126692.912
2003	132365.9082
2004	140304.6282
2005	139968.1266
2006	137144.9342
2007	148754.746
2008	142158.0094
2009	138766.5608
2010	155364.6244
2011	154582.5532
2012	155152.2696
2013	155224.8624
2014	161604.1186
2015	158988.811
2016	158633.4162
2017	167141.9718
2018	162655.3136
2019	169525.9718
2020	178417.7256