Year % of GDP 2005 198.58446054537765 2006 191.66693223315687 2007 184.23912217797286 2008 177.2074613516215 2009 171.30740792184355 2010 166.77108986896002 2011 163.15747612614672 2012 154.46338581377609 2013 148.50773285816496 2014 146.9388428003996 2015 128.5944718733785 2016 127.67033339748515 2017 135.74785633350956 2018 134.38958618130567 2019 142.09916795534951 2020 162.35446733297928 2021 168.1407473468509 2022 160.24169724952455