Year kt of CO2 equivalent 1990 1347.2075 1991 1338.965 1992 1332.15 1993 1346.45 1994 1255.2875 1995 1277.144153 1996 1320.978056 1997 1308.849459 1998 1443.175862 1999 1438.864765 2000 1532.991167 2001 1531.060751 2002 1584.187835 2003 1673.074919 2004 1647.809503 2005 1732.814087 2006 1772.086334 2007 1913.986081 2008 2092.250828 2009 2158.288076 2010 2381.357823 2011 2487.38528 2012 2647.597737 2013 2765.832693 2014 2899.55765 2015 3095.885107 2016 3273.237977 2017 3376.755847 2018 3758.911217 2019 4240.084088 2020 4389.696958