Year Percent of GDP (Units) 2014 -9.082 2015 -10.617 2016 -8.849 2017 -11.464 2018 -12.758 2019 -10.359 2020 -16.128 2021 -14.459 2022 -11.022 2023 -14.938 2024 -17.012 2025 -13.347 2026 -12.429 2027 -11.527 2028 -11.052 2029 -10.710