Year	National currency (Units)
1980	9875.707
1981	10746.722
1982	12389.695
1983	13996.133
1984	15109.421
1985	16982.894
1986	19773.045
1987	23850.919
1988	28661.103
1989	33167.332
1990	38500.421
1991	44125.167
1992	48760.076
1993	56318.236
1994	62730.325
1995	68758.736
1996	72640.272
1997	79038.385
1998	90013.410
1999	98504.453
2000	109141.234
2001	118881.229
2002	127426.303
2003	141538.911
2004	156789.759
2005	164897.759
2006	183040.099
2007	208648.704
2008	231554.030
2009	237034.925
2010	249602.824
2011	267564.518
2012	282960.593
2013	299853.097
2014	317434.555
2015	333319.080
2016	354269.885
2017	373921.398
2018	395095.118
2019	404676.505
2020	354552.420
2021	378836.574
2022	453625.765
2023	515867.992
2024	572100.146
2025	613817.799
2026	660610.655
2027	708274.365
2028	758698.561
2029	812712.609
