Year Percent of GDP 1990-01-01 51.3017098372967 1991-01-01 49.6981196479839 1992-01-01 52.7731308807089 1993-01-01 67.1312896883395 1994-01-01 56.4165010762393 1995-01-01 61.0637419325051 1996-01-01 53.1896173066989 1997-01-01 55.6537713305447 1998-01-01 60.1252652111013 1999-01-01 54.5186948139489 2000-01-01 60.5105529417016 2001-01-01 61.3278689588314 2002-01-01 67.0613723499292 2003-01-01 73.7694146530381 2004-01-01 74.4458973185332 2005-01-01 68.4819030158030 2006-01-01 61.4161912853299 2007-01-01 53.8609769542515 2008-01-01 54.6685128081941 2009-01-01 54.7789746880474 2010-01-01 52.4038594457306 2011-01-01 50.9993694338627 2012-01-01 51.4824182615201 2013-01-01 49.2368772318282 2014-01-01 45.3946271793711