Year	thousand metric tons of CO2 equivalent
1990	833944.713933
1991	804143.9161190001
1992	784237.148093
1993	774826.537871
1994	765907.086168
1995	786129.3699069999
1996	784214.480465
1997	779946.0422580002
1998	779574.0541709999
1999	785257.2835029999
2000	810614.214439
2001	835084.8206540002
2002	863543.0182940001
2003	949357.2278710001
2004	1017677.8673469998
2005	1087107.3329250002
2006	1128941.4994339999
2007	1172209.178724
2008	1187074.015472
2009	1199721.1409890007
2010	1273648.508978
2011	1338355.5039089995
2012	1335023.2559570004
2013	1363435.0286329999
2014	1366800.8420139998
2015	1359331.5055100003
2016	1324589.0809429998
2017	1347112.9519340002
2018	1398441.8229279998
2019	1421850.8939219995
2020	1417119.3649149998