Year % of GDP 2010 93.84893371070392 2011 99.65354112293335 2012 96.3661661066696 2013 98.42431491234447 2014 100.82847958432353 2015 108.2320414873951 2016 105.68950443780136 2017 101.70503654792651 2018 96.31782573484983 2019 99.19512799454601 2020 84.24254229041294 2021 78.89485394566002 2022 76.90798685720571