Year % of GDP 1998 60.009827825440134 1999 49.14171572708063 2000 38.14236579433417 2001 35.007220214300084 2002 33.68014066453117 2003 32.36730132937205 2004 30.820590747529415 2005 30.773655409401968 2006 27.03947321707158 2007 26.99317960055046 2008 46.6255436565745 2009 66.62220694061699 2010 82.49209215618338 2011 111.57105676882601 2012 130.0162705440659 2013 131.9222399238953 2014 120.9794914895224 2015 88.38886955310518 2016 85.49461184220183 2017 76.461981366062 2018 75.01688348075118 2019 69.6108016125138 2020 71.30273710476605 2021 64.3358627118306 2022 46.71424172048921