Year % of GDP 2005 11.05692397092074 2006 11.487991819857056 2007 12.048162099863035 2008 12.20629483139774 2009 11.731149027781022 2010 12.031787019166845 2011 12.169200511417698 2012 11.95840613869841 2013 11.689073402079408 2014 11.497814635983328 2015 10.99423834520132 2016 10.697677593068363 2017 10.925749665953782 2018 10.864115159683287 2019 10.462657217420142 2020 9.925702754842012 2021 10.17084989123289 2022 10.053297820971382