Year	% of GDP
1960	38.91616543308295
2011	66.9222284395698
2012	65.60489953852993
2013	63.60418231549242
2014	62.167225899248635
2015	58.19981752835219
2016	55.51778482244108
2017	55.307181566686644
2018	57.57898411990284
2019	55.539775531160124
2020	52.38303411533965
2021	57.04248584955582
2022	61.046729925652194
