Year % of GDP 1993 28.55486097360903 1994 38.06138613861386 1995 65.58309455587393 1996 76.60580415045396 1997 87.41798533384792 1998 48.86374719594265 1999 66.09665427509293 2000 86.75211283371578 2001 68.14104064279584 2002 62.80923177199064 2003 63.9307766623262 2004 58.74531804841665 2005 54.24194488385646 2006 58.15622589767761 2007 45.859235887663615 2008 34.01479640820015 2009 24.47099886079938 2010 14.939025624213285 2011 16.447685651672202 2012 17.277279879213893 2013 11.088143661397956 2014 9.170091189733764 2015 9.802698429512455 2016 13.200329255360893 2017 14.928539613218424 2018 14.37547847428623 2019 14.97993927427449 2020 17.32431457044747 2021 24.181929888608902 2022 16.353124045431738