Year kt of CO2 equivalent 1990 481.674125 1991 496.187963 1992 516.834001 1993 544.096539 1994 550.619177 1995 555.927415 1996 577.520928 1997 583.28484 1998 579.888353 1999 589.903965 2000 568.762678 2001 552.659735 2002 545.445892 2003 568.15835 2004 552.065707 2005 562.971264 2006 573.479785 2007 693.758905 2008 699.107626 2009 694.247147 2010 708.587067 2011 731.636445 2012 726.465724 2013 724.560302 2014 781.02248 2015 705.923058 2016 638.341636 2017 645.853414 2018 681.113593 2019 642.597571 2020 588.659649