Year % of GDP 1990 19.02083385127912 1991 18.304797969624946 1992 17.953456874598796 1993 17.469998899042167 1994 17.16797563047848 1995 17.75201715555609 1996 16.950690509915013 1997 16.007692031199454 1998 14.476426984261082 1999 15.01207544917868 2000 14.502765506076479 2001 14.625500391502616 2002 14.020361783568339 2003 12.71067585274474 2004 13.465968956989077 2005 13.732529022147096 2006 14.577259177589937 2007 14.221608589516604 2008 13.27733443490145 2009 12.80032047695972 2010 10.931868686570581 2011 10.847604911486757 2012 10.111030705252492 2013 10.121257054082884 2014 9.74785982267564 2015 11.720264857588262 2016 11.4234897677955 2017 11.608682738476364 2018 11.153760646457378 2019 10.903951332926836 2020 7.775292411845033 2021 7.3699275710949665 2022 7.277049516572505