Year kt of CO2 equivalent 1990 218.390392 1991 242.174555 1992 244.030618 1993 257.841481 1994 278.825943 1995 277.075806 1996 314.868554 1997 358.634801 1998 378.109448 1999 395.920695 2000 383.632243 2001 413.073592 2002 443.796942 2003 436.120392 2004 477.804141 2005 478.257491 2006 488.63296 2007 508.163328 2008 523.925096 2009 557.376465 2010 555.948733 2011 526.396387 2012 546.69724 2013 540.639694 2014 591.043548 2015 639.890701 2016 711.996529 2017 723.153956 2018 761.134384 2019 760.365611 2020 770.061638