Year Percent of GDP 2012 -4.04 2013 -3.631 2014 -3.171 2015 -0.916 2016 0.615 2017 0.715 2018 -0.578 2019 -0.793 2020 -1.185 2021 -1.445 2022 -1.608 2023 -1.821 2024 -1.859