Year	thousand metric tons of CO2 equivalent
1990	54725.77860099999
1991	54734.85703099999
1992	57044.580854
1993	57273.345880999994
1994	57593.34231099999
1995	61406.177626000004
1996	65543.235616
1997	68552.98359299998
1998	73429.901171
1999	75482.37295699999
2000	81183.79113499999
2001	83692.25829100002
2002	86220.239435
2003	85445.778379
2004	89884.324135
2005	91571.897679
2006	95802.89131099998
2007	95046.80375400002
2008	95439.340987
2009	97761.57961900001
2010	97658.431242
2011	96905.99831400001
2012	97949.17657199997
2013	98278.687614
2014	97423.10407499998
2015	97109.832731
2016	97275.13760100001
2017	98628.55046900002
2018	99006.16153900002
2019	100144.0182
2020	100959.19667