Year % of GDP 1991 27.523722815774015 1992 35.516534073226495 1993 37.70166361348794 1994 39.755138496931316 1995 28.481410016591585 1996 24.217484116217776 1997 19.71822522807833 1998 18.37467646462942 1999 22.30630063667403 2000 25.663139163904507 2001 31.255784869337834 2002 39.54110521374298 2003 42.500016469185304 2004 44.58719983070792 2005 47.2571199687241 2006 55.206002034529035 2007 50.52048490969987 2008 51.554367011073666 2009 48.19839130399122 2010 66.59717938080195 2011 67.82823783150583 2012 75.16727109907755 2013 82.1196651103245 2014 73.24407270175975 2015 72.47214703600206 2016 70.70978349744995 2017 79.12766188160344 2018 91.67390858198003 2019 80.4885838071146 2020 71.89109892633432 2021 89.44798601344459 2022 124.79059752723872 2023 89.08779767104147