Year kt of CO2 equivalent 1990 40.071883 1991 40.941331 1992 41.715578 1993 45.819625 1994 44.359073 1995 47.42832 1996 52.40919 1997 50.965259 1998 49.721329 1999 50.677398 2000 55.101068 2001 54.827991 2002 64.851414 2003 67.929137 2004 72.64646 2005 84.033984 2006 90.9665 2007 81.500316 2008 87.767433 2009 82.829549 2010 79.106865 2011 79.586655 2012 83.816646 2013 90.342436 2014 87.340126 2015 88.522816 2016 85.354927 2017 102.097438 2018 103.357249 2019 104.45706 2020 88.571671