Year % of GDP 2012 1.7635808818881997 2013 1.8527384515078504 2014 1.8705122925321085 2015 2.1497676384369138 2016 2.263427641226079 2017 2.276276752193494 2018 1.8481550384548264 2019 2.242221937418548 2020 5.405103378576622 2021 3.541708620920427 2022 2.749601419527584