Year kt of CO2 equivalent 1990 10067.82959 1991 10219.21656 1992 10504.26854 1993 10846.55052 1994 11240.5725 1995 11478.79083 1996 11747.17167 1997 12143.79 1998 12367.67333 1999 12497.34917 2000 12473.5525 2001 12335.39417 2002 12134.98583 2003 11966.7975 2004 11974.28667 2005 11821.84083 2006 11628.2525 2007 11323.085 2008 11763.2375 2009 11900.7075 2010 12395.85 2011 12438.26881 2012 12704.62263 2013 11597.70644 2014 10825.18526 2015 10595.63907 2016 10901.44588 2017 11032.67018 2018 11454.03699 2019 11657.5438 2020 11795.5356