Year % of GDP 1990 7.857455820067183 1991 9.482001755926252 1992 12.199010262712145 1993 11.699266849718345 1994 5.224622396780372 1995 6.441515299929729 1996 2.6146010186757214 1997 1.2872397197107395 1998 2.3722125440774553 1999 4.103612968795426 2000 4.463527415216725 2001 3.668200168998216 2002 3.4793589966904723 2003 2.102894899919244 2004 1.3118162858094644 2005 7.406467642634371 2006 4.223668962753499 2007 3.203471142372854 2008 9.457623778835057 2009 17.375213852373253 2010 13.027091487433982 2011 5.825812947135031 2014 2.7835203388328185 2015 5.322374930946558 2016 10.169497924145537 2017 4.986672412704073 2018 7.394160308085971 2019 7.410268261183293 2020 24.15879091803391 2021 14.902358116986381