Year % of GDP 1983 33.136981803632416 1984 34.5491789445452 1985 36.47119035343263 1986 39.05834206840633 1987 38.79933455474617 1989 62.10454726917906 1992 49.79391809011417 1994 50.76049479074544 1995 46.97800259740731 1996 48.44195016159153 1997 47.718033298977716 1998 47.08099014499834 1999 51.60064830739365 2000 51.46959763019355 2001 51.689502158477985 2002 55.94115431645885 2003 59.699287307679455 2004 58.66697562628671 2005 57.3490982654021 2006 58.79911683655147 2007 61.48221467262679 2008 60.6451760765897 2009 70.49600994266291 2010 72.13830093816392 2011 73.2369603135393 2012 78.05839279526039 2013 82.55936002511113 2014 87.1408410597466 2015 95.68760366066061 2016 97.5102017973824 2017 97.78824695229657 2018 101.85814903476995 2019 105.99849926097203 2020 120.30413835184181 2021 118.43114967709852 2022 127.681259816389 2023 134.48618520658434