Year	National currency (Units)
1980	30464.643
1981	29028.249
1982	30152.530
1983	31484.085
1984	31535.781
1985	32404.241
1986	32683.245
1987	33327.524
1988	33383.599
1989	33575.834
1990	33366.746
1991	31430.778
1992	29711.492
1993	29293.343
1994	29699.105
1995	30371.029
1996	31118.247
1997	32113.776
1998	33078.686
1999	34872.397
2000	35654.108
2001	36022.526
2002	36431.539
2003	35429.456
2004	35212.354
2005	35876.028
2006	36249.409
2007	36251.786
2008	34913.743
2009	32994.222
2010	33045.804
2011	32915.043
2012	33726.525
2013	32432.613
2014	32698.630
2015	32689.554
2016	32109.135
2017	32581.055
2018	33183.686
2019	32593.193
2020	24670.565
2021	28498.370
2022	32189.069
2023	33209.128
2024	33603.071
2025	33835.733
2026	34036.737
2027	34205.236
2028	34374.569
2029	34544.740