Year	National currency (Units)
2010	37022.478
2011	37294.330
2012	35446.257
2013	34087.128
2014	34641.774
2015	34569.369
2016	35178.442
2017	34503.035
2018	34414.850
2019	34490.025
2020	30447.350
2021	32340.353
2022	34541.967
2023	33869.453
2024	33808.986
2025	33649.173
2026	33490.114
2027	33331.808
2028	33174.249
2029	33017.436