Year kt of CO2 equivalent 1990 8179.088209 1991 8661.823032 1992 9179.362855 1993 9608.530177 1994 9941.7475 1995 8909.408333 1996 7832.116667 1997 6748.8475 1998 5651.075833 1999 4629.819167 2000 3533.325 2001 3613.274167 2002 3716.393333 2003 3808.8575 2004 3981.631667 2005 4127.875833 2006 4266.5625 2007 4495.405452 2008 4737.643403 2009 4818.148855 2010 4867.931807 2011 4924.824464 2012 5063.05212 2013 5256.379777 2014 5416.919934 2015 5699.002591 2016 6083.99823 2017 6225.566369 2018 6389.282008 2019 6543.202647 2020 6678.095787