Year % of GDP 2006 87.033236198802 2007 106.77407906820623 2008 52.80618481295366 2009 48.220345749376314 2010 38.48544118183325 2011 20.69991851068485 2012 21.203309249417803 2013 21.3669771285745 2014 22.933476079812205 2015 16.756973501370762 2016 10.023715134969242 2017 18.74117432096064 2018 15.996713032017487 2019 13.86971704789135 2020 10.773647163800671 2021 11.475085928471731 2022 8.149584851769207