Year	National currency (Units)
1980	4823.041
1981	5014.178
1982	5743.722
1983	5987.752
1984	6627.968
1985	7463.083
1986	8710.524
1987	8617.474
1988	9797.429
1989	10189.736
1990	11139.364
1991	12349.030
1992	12412.353
1993	12468.785
1994	13640.675
1995	13671.998
1996	15213.146
1997	14871.923
1998	15790.363
1999	15832.760
2000	15798.996
2001	16838.066
2002	17340.608
2003	18325.430
2004	19185.778
2005	19795.069
2006	21347.840
2007	22606.878
2008	24717.339
2009	25483.483
2010	26385.246
2011	27241.413
2012	27824.246
2013	29113.308
2014	29655.138
2015	31593.231
2016	31729.318
2017	32964.966
2018	33936.315
2019	34839.576
2020	32055.991
2021	35103.875
2022	36274.728
2023	39284.110
2024	41192.853
2025	43245.937
2026	45363.787
2027	47403.797
2028	49505.767
2029	51717.805