Year % of GDP 2012 1.9785507990048088 2013 1.7931018576799256 2014 1.920384623162785 2015 2.4490948653479894 2016 2.693562500434216 2017 2.7815940323499335 2018 2.247010194467756 2019 2.4458469095372086 2020 5.12327318587942 2021 3.3526402404714872 2022 2.580604474510355