Year	thousand metric tons of CO2 equivalent
1990	144668.4392
1991	148819.3808
1992	152966.3629
1993	156514.6559
1994	162217.287
1995	165728.9679
1996	170707.7617
1997	175914.9424
1998	179821.1359
1999	182864.6807
2000	179573.8452
2001	183733.2662
2002	177745.4976
2003	184934.1134
2004	191581.9456
2005	201223.5008
2006	210803.7126
2007	220323.7052
2008	225008.8538
2009	229988.777
2010	238635.2294
2011	246511.1986
2012	244752.2886
2013	245042.2217
2014	247787.4961
2015	251795.1637
2016	250961.7297
2017	255416.4139
2018	262245.7637
2019	270295.0167
2020	279003.7915