Year % of GDP 1994 1.2363504108979484 1995 0.6655213471469068 1996 2.2513559123529205 1997 3.0566280500962257 1998 -2.7521065968880123 1999 3.038032557881344 2000 9.331740607397347 2001 4.927562861548484 2002 5.6344679919593155 2003 7.4292887372103635 2004 9.485196591049537 2005 14.487901793774519 2006 16.01082366798365 2007 12.469960174874252 2008 13.767898696851653 2009 4.094490576008333 2010 10.141214360623394 2011 14.977415571285412 2012 14.401053695044219 2013 13.075324931573562 2014 8.677174903295686 2015 0.3409338545719578 2016 0.3073755433950893 2017 2.793205219244207 2018 7.153280692111402 2019 4.533914128990091 2020 0.6136613195125022