Year	thousand metric tons of CO2 equivalent
1990	84657.23
1991	83627.8875
1992	84600.18
1993	83247.71
1994	83877.1825
1995	83213.98
1996	80600.405
1997	79841.69
1998	77140.1675
1999	79228.53
2000	79490.055
2001	78841.515
2002	81921.41
2003	88151.1825
2004	89155.3
2005	89142.37
2006	91136.405
2007	91773.78
2008	90564.2225
2009	85581.6975
2010	77640.17
2011	76878.935
2012	79415.3025
2013	80963.4775
2014	81731.44
2015	81556.8225
2016	82830.2325
2017	86592.7575
2018	85839.3425
2019	85762.375
2020	86098.7125