Year % of GDP 1997 109.64885726830154 1998 108.06683695751565 1999 109.02662891002296 2000 119.43145721266866 2001 123.59901850954044 2002 125.6263429675393 2003 120.65408291241744 2004 126.65965791209706 2005 127.548028051391 2006 126.57305853963192 2007 123.82089600165311 2008 127.15832641122648 2009 143.98045307003628 2010 136.60222422379252 2011 116.21159357168729 2012 168.03516365662975 2013 185.76161532201962 2014 189.3175739896058 2015 189.18153370416638 2016 194.6391093305028 2017 198.95711539558073 2018 208.8515280182174 2019 212.45394358375967 2020 253.2258907348724 2021 237.49256978111 2022 203.28580924107618