Year % of GDP 1993 0.30690010342444984 1994 0.15489220652258265 1995 0.17357365874426425 1996 1.1627368094033192 1997 2.8017055800695245 1998 0.376362232007911 1999 1.7999484596429183 2000 1.6236374565644296 2001 4.004318785535136 2002 2.5197752774170348 2003 2.7837587687414116 2004 3.197270772282583 2005 5.992299120274399 2006 8.495212054969542 2007 10.634885556789584 2008 5.298892066957625 2009 6.942298737715104 2010 6.358611311068463 2011 -5.9069942951607155 2012 5.566950591971338 2013 3.3892688386121175 2014 4.264833564073692 2015 -2.512447987755916 2016 1.5163691708131464 2017 2.4163096344580204 2018 -0.7405048158714327 2019 6.010875383015334 2020 1.1995979944619253 2021 17.836960717444533 2022 4.020235306155718