Year % GDP 1985 55.94297133041199 1987 54.8480931837742 1988 52.70610222704649 1989 52.94457128537997 1990 45.444480657608956 1991 43.13834764504679 1992 41.17771683478302 1993 39.60684128045821 1994 38.30929179993935 1995 42.84729130867324 1996 44.34762799703856 1997 43.176323094832995 1998 46.06099597138612 1999 28.855065511946233 2000 32.06543541437632 2001 26.440422055900587 2002 24.39621987762577 2003 22.58445016933453 2004 21.111890179514255 2005 20.075115730631495 2006 20.18291192506129 2007 22.521782697271934 2008 24.33560795327829 2009 29.347130332691513 2010 33.11016513641576 2011 30.908833958864236 2012 28.93089884315934 2013 22.163985551703078 2014 22.197266280689693 2015 21.70284609751006 2016 20.43712656198807 2017 21.172754258492144 2018 21.63322199390985 2019 22.351467481143906 2020 20.881246525733445 2021 18.635150782691433 2022 19.232526799387443 2023 20.75776085284054