Year	thousand metric tons of CO2 equivalent
1990	2468684.095907999
1991	2477913.690136999
1992	2469512.8299990008
1993	2464193.3475000006
1994	2484254.1925
1995	2505069.4225
1996	2506714.3775000013
1997	2464889.1675
1998	2489920.8249999997
1999	2510768.862500001
2000	2510484.7699999996
2001	2504154.232500001
2002	2533739.1425
2003	2576219.589999999
2004	2610625.4650000012
2005	2660590.9124999987
2006	2673167.1650000005
2007	2709350.7275000005
2008	2742399.8950000005
2009	2734203.1074999995
2010	2767549.147500002
2011	2777967.0225000014
2012	2796091.492500001
2013	2801507.0425000004
2014	2811678.25
2015	2831897.477500001
2016	2863323.185
2017	2880793.0674999994
2018	2897129.5100000007
2019	2907545.7699999996
2020	2958070.652499997