Year % of GDP 2006 80.4971453282115 2007 71.97409085725508 2008 28.687435274726802 2009 39.422495766707414 2010 26.4895960600865 2011 10.322575302181527 2012 7.967882345555141 2013 8.784455620199141 2014 17.35561543494208 2015 13.523349306942267 2016 11.932334208929435 2017 12.29983905299066 2018 12.944684970050552 2019 16.513919452346595 2020 18.60357831156061 2021 19.170358205653816 2022 22.333474124561732