Year	thousand metric tons of CO2 equivalent
1990	20186.807471000015
1991	20340.031928999997
1992	20335.558804999997
1993	19747.319547000003
1994	19721.239833
1995	20464.301094
1996	20791.610366999997
1997	20259.242899999997
1998	19871.372795000007
1999	20193.885751
2000	19940.628806
2001	20774.676417000006
2002	19895.811302999995
2003	17195.863965999997
2004	17328.749711000008
2005	18273.764189000005
2006	19569.29
2007	18309.0975
2008	21814.697499999995
2009	19278.774999999994
2010	24546.874999999996
2011	28723.90000000001
2012	23739.377499999995
2013	19862.099999999995
2014	17605.642500000005
2015	17566.485
2016	16921.7225
2017	18545.390000000007
2018	16767.7475
2019	15829.3425
2020	18851.282500000005