Year Percent of GDP (Units) 2013 -6.340 2014 -2.296 2015 -2.148 2016 -5.521 2017 1.717 2018 0.005 2019 -8.915 2020 -4.412 2021 -6.816 2022 -8.043 2023 -9.577 2024 -8.657 2025 -8.840 2026 -10.505 2027 -10.773 2028 -10.366 2029 -10.460