Year	thousand metric tons of CO2 equivalent
1990	102039.62
1991	101120.06
1992	98839.86
1993	96990.81
1994	98684.6625
1995	96193.5925
1996	91392.5025
1997	91072.56
1998	93829.73
1999	108454.945
2000	117536.9475
2001	126109.2225
2002	118969.0575
2003	80489.4
2004	101081.945
2005	81012.4825
2006	99173.7625
2007	94302.1
2008	77465.675
2009	80685.9725
2010	68254.97
2011	118990.14
2012	118464.53
2013	80147.435
2014	89665.0525
2015	85131.1925
2016	68008.2475
2017	89166.7725
2018	88062.9125
2019	72184.3625
2020	59880.705