Year Percent of GDP 1996 48.858 1997 66.523 1998 77.416 1999 89.185 2000 93.796 2001 101.457 2002 115.807 2003 135.916 2004 146.665 2005 148.494 2006 139.153 2007 127.582 2008 122.169 2009 133.19 2010 143.869 2011 134.878 2012 126.557 2013 93.766 2014 75.228 2015 66.066 2016 61.545 2017 61.107 2018 62.04 2019 59.494 2020 59.723 2021 63.773 2022 68.59 2023 71.968 2024 75.464