Year	National currency (Units)
1980	5066.992
1981	5067.719
1982	4599.382
1983	4745.536
1984	5142.814
1985	4932.581
1986	5142.891
1987	6113.287
1988	6644.731
1989	7476.602
1990	8081.481
1991	8775.773
1992	9585.427
1993	9888.780
1994	9622.749
1995	9438.337
1996	9302.252
1997	9300.870
1998	9318.239
1999	9964.000
2000	10959.102
2001	11224.223
2002	11505.466
2003	12263.020
2004	12508.096
2005	12477.389
2006	12689.387
2007	12768.749
2008	12243.774
2009	11868.974
2010	11741.246
2011	11366.702
2012	11481.986
2013	11685.029
2014	11842.593
2015	11912.235
2016	11606.799
2017	11104.737
2018	10994.943
2019	11107.317
2020	9286.919
2021	10724.063
2022	11355.793
2023	11654.558
2024	11810.797
2025	11872.033
2026	11933.585
2027	11995.457
2028	12057.649
2029	12120.164