Year % of GDP 2011 59.279465105263164 2012 62.1381153927 2013 60.19123242583731 2014 55.29356469598918 2015 58.7308155372549 2016 61.34016597122303 2017 64.37029058075602 2018 61.62050660702876 2019 70.10840197064103 2020 75.26463250617283 2021 82.96817691194805 2022 81.7386874047564