Year % of GDP 1990 46.332737030411444 1991 60.12046680888443 1992 61.25600438440956 1993 60.75417041017824 1994 73.10132524993594 1995 62.18693623839614 1996 55.989556615585954 1997 58.274475665750636 1998 52.839431909867706 1999 49.802232191383645 2000 50.07191141839685 2001 45.71841199690307 2002 46.152393477237 2003 49.56836970984451 2004 44.87989016876479 2005 42.82654063352182 2006 38.884156546343185 2007 38.78569010334224 2008 40.27659838738986 2009 42.60333499806312 2010 44.89456065680776 2011 46.9123853980322 2012 48.399864477826526 2013 49.2015630214006 2014 47.21848530709448 2015 41.9566831307241 2016 42.33368759871517 2017 48.98633088479053 2018 53.08021299260473 2019 54.76335276678582 2020 39.72382062441424 2021 43.763448832713195 2022 50.99284467899569 2023 58.86150499181366