Year	thousand metric tons of CO2 equivalent
1990	261189.6
1991	259953.10000000003
1992	269158.19999999995
1993	288360.89999999997
1994	303109.39999999997
1995	312554.8
1996	317317.50000000006
1997	326537.60000000003
1998	336254.1
1999	336373.2
2000	351890.2
2001	344542.8
2002	339020.1
2003	357665.30000000005
2004	365732.5999999999
2005	379667.60000000003
2006	386451.96359699994
2007	383387.1271930001
2008	393262.19078999996
2009	376748.0543859999
2010	390386.2179829999
2011	367799.97639
2012	405886.03479599993
2013	385360.493203
2014	371927.751609
2015	376811.5100159999
2016	392512.85256899986
2017	405217.5951219999
2018	418365.23767400003
2019	423507.380227
2020	373189.4227799999