Year	thousand metric tons of CO2 equivalent
1990	166364.78471299997
1991	169189.633329
1992	171665.456818
1993	172031.76793999996
1994	174245.81815000004
1995	177420.25463999997
1996	179454.75491000002
1997	181964.88759000003
1998	194390.95168000006
1999	192896.87796
2000	195791.97329999998
2001	189637.68167999998
2002	203138.89114000002
2003	215138.23194999996
2004	215149.76098999998
2005	229343.60688999994
2006	223177.37063000005
2007	231093.07946999997
2008	236925.30696999995
2009	235865.14644999997
2010	247172.06363999992
2011	247705.97243999992
2012	254730.8172
2013	261222.00219999996
2014	263274.0302000001
2015	269946.9952
2016	280766.18319999997
2017	279793.3622
2018	282943.87779999996
2019	291596.06940000004
2020	302651.035