Year	thousand metric tons of CO2 equivalent
1990	267513.46781199996
1991	268353.12447300006
1992	269643.928932
1993	271409.279801
1994	275454.419783
1995	278113.335609
1996	272483.361359
1997	277493.5238789999
1998	286453.689044
1999	285910.272601
2000	288897.516678
2001	298856.755812
2002	309083.741739
2003	321608.07643899997
2004	332894.00634
2005	334825.318236
2006	334139.708036
2007	347130.81459
2008	339762.07494200004
2009	331672.78148299997
2010	354521.44159500004
2011	356227.089864
2012	356598.93722400005
2013	360212.97588600003
2014	367096.2869869999
2015	361729.63338300004
2016	368388.74311399995
2017	381380.141533
2018	374736.456975
2019	387245.91781
2020	399474.893539