Year % of GDP 2014 2.8554031487199754 2015 9.530496653943722 2016 21.268066044638957 2017 22.235923233646474 2018 47.742459416218075 2019 43.64182882435506 2020 50.625696254221864 2021 51.510570681527824 2022 62.961470068126026