Year	National currency (Units)
1980	8407.935
1981	9439.162
1982	10784.743
1983	11903.242
1984	12879.714
1985	13736.875
1986	14700.917
1987	15372.766
1988	16531.692
1989	17720.355
1990	18621.454
1991	19206.409
1992	19803.405
1993	19908.240
1994	20496.254
1995	21094.710
1996	21614.659
1997	22244.762
1998	23189.024
1999	23950.088
2000	25121.139
2001	25953.922
2002	26603.084
2003	27131.715
2004	28163.080
2005	28966.707
2006	30100.310
2007	31416.013
2008	32065.411
2009	30999.760
2010	31789.716
2011	32636.083
2012	32958.927
2013	33238.006
2014	33575.411
2015	34189.797
2016	34654.426
2017	35539.493
2018	36446.004
2019	37446.329
2020	35511.905
2021	38158.184
2022	40143.282
2023	42531.095
2024	43916.561
2025	45303.360
2026	46764.842
2027	48169.195
2028	49597.815
2029	50969.387