Year	National currency (Units)
1980	8073.018
1981	8854.112
1982	9223.386
1983	9765.575
1984	10616.626
1985	11079.115
1986	12125.569
1987	13307.436
1988	14104.014
1989	15553.428
1990	15544.348
1991	15555.731
1992	14929.731
1993	15773.563
1994	16388.764
1995	16828.230
1996	17877.130
1997	18824.734
1998	21146.218
1999	22078.194
2000	22674.055
2001	22568.739
2002	22885.124
2003	23577.307
2004	25224.413
2005	27879.338
2006	30668.014
2007	33851.168
2008	34508.634
2009	32072.755
2010	32406.669
2011	33198.029
2012	32743.932
2013	33112.219
2014	33144.662
2015	33247.132
2016	33914.862
2017	34870.625
2018	35590.223
2019	37379.460
2020	33204.396
2021	34267.308
2022	40369.376
2023	44040.670
2024	47192.278
2025	49856.462
2026	52297.284
2027	54725.335
2028	57266.116
2029	59818.823