Year National currency (Billions) 2011 2.381 2012 -4.922 2013 -1.521 2014 -4.109 2015 -8.773 2016 -24.813 2017 12.934 2018 -4.177 2019 0.268 2020 -49.478 2021 -170.879 2022 180.633 2023 542.275 2024 444.089 2025 525.864 2026 884.304 2027 1086.151 2028 1294.253 2029 1380.190