Year % of GDP 1981 6.023105251512712 1982 5.373856265884928 1983 5.910380149819903 1986 7.002059766098217 1991 7.74385914214961 1992 9.893088360151658 1993 11.405074491693153 1994 10.251698224489438 1995 6.680349541802792 1996 6.007644080021007 1997 5.577982410124644 1998 5.4617484082903 2001 12.414297810354674 2002 11.128714982341762 2003 10.472212926176898 2004 10.490503522062944 2005 10.042191506358918 2006 10.330372244237166 2007 10.49642894390587 2008 11.335304026325357 2009 11.289015641132963 2010 10.619301938418019 2011 10.83932641179375 2012 10.069278756369966 2013 9.611130345165924 2014 9.72916109561912 2015 9.88812596025888 2016 9.397947658706705 2017 10.046777290301623 2018 10.433264269638263 2019 10.776973689923086 2020 8.30738049644153 2021 8.23208315436485 2022 8.852295060455695