Year kt of CO2 equivalent 1990 41491.66773 1991 41860.38341 1992 42981.00054 1993 39189.20356 1994 39772.6375 1995 40067.43894 1996 41779.68364 1997 43220.82835 1998 46666.92805 1999 46442.39276 2000 44479.20996 2001 46572.66015 2002 52125.26283 2003 51027.18052 2004 51932.0232 2005 54109.40089 2006 57195.38536 2007 62919.01733 2008 65497.79681 2009 68243.43628 2010 71258.86575 2011 70283.84122 2012 72736.22418 2013 74934.10215 2014 77312.33512 2015 78962.41308 2016 81106.15261 2017 82703.35714 2018 83783.48416 2019 90115.60119 2020 94645.58072