Year % of GDP 1989 8.956941310328041 1990 8.213470182657247 1991 7.888803197006773 1992 7.49564593156649 1993 6.688649506594232 1994 7.169359700814655 1995 6.120080223137606 1996 5.9054626979245874 1997 5.6891972072456864 1998 5.600757673599031 1999 5.158886390827368 2000 4.760562041146487 2001 4.6041650690672435 2002 4.959698523945311 2003 5.319022466390315 2004 5.0520406600620795 2005 4.641141541887624 2006 4.439328351476666 2007 4.568672384071064 2008 4.693447591738349 2009 4.710544950547466 2010 4.644409338310323 2011 4.712598283085824 2012 4.482234466464579 2013 4.625865004387048 2014 4.639568117471416 2015 5.338568654308074 2016 5.877767210642921 2017 5.607743645673322 2018 5.392646855884813 2019 5.386584299277865 2020 6.428374261830569 2021 6.7854723442630505 2022 6.512360705874884 2023 6.56195323289432