Year	National currency (Units)
1980	78385.602
1981	77806.884
1982	74297.656
1983	71890.973
1984	70760.884
1985	70033.226
1986	68979.112
1987	67462.227
1988	67043.186
1989	64961.729
1990	63372.912
1991	63004.491
1992	60403.866
1993	56271.494
1994	48688.749
1995	52499.826
1996	53663.880
1997	54107.729
1998	54294.375
1999	54785.466
2000	54317.068
2001	53239.963
2002	52944.161
2003	53930.094
2004	52386.780
2005	53137.644
2006	53200.817
2007	54794.558
2008	55331.222
2009	57637.972
2010	53507.191
2011	55340.174
2012	54737.439
2013	56208.575
2014	56291.218
2015	56854.576
2016	57016.544
2017	57581.131
2018	57686.028
2019	55899.859
2020	53270.640
2021	51597.036
2022	50058.400
2023	48475.794
2024	46399.763
2025	46473.021
2026	46546.395
2027	46619.884
2028	46693.490
2029	46767.211