Year	National currency (Units)
1980	4615.125
1981	5148.870
1982	5676.893
1983	6238.849
1984	6699.640
1985	7331.577
1986	7878.766
1987	8746.021
1988	9763.212
1989	10768.453
1990	11719.435
1991	12289.281
1992	12692.090
1993	13339.138
1994	14012.547
1995	14680.655
1996	15645.296
1997	16349.504
1998	17075.690
1999	17777.384
2000	18692.932
2001	19388.882
2002	20069.383
2003	21099.888
2004	22062.335
2005	23153.113
2006	24200.404
2007	25190.186
2008	25776.398
2009	24875.958
2010	25630.226
2011	26271.470
2012	26900.793
2013	27787.742
2014	28832.825
2015	29434.050
2016	30338.243
2017	31533.646
2018	32396.652
2019	33443.433
2020	31369.359
2021	33949.015
2022	36966.040
2023	39487.320
2024	40174.416
2025	41414.020
2026	42922.173
2027	44387.033
2028	45879.171
2029	47384.540