Year	National currency (Units)
1980	16834.937
1981	17045.365
1982	17118.167
1983	16876.907
1984	17294.329
1985	17576.349
1986	17647.862
1987	18259.961
1988	18891.560
1989	20072.696
1990	21643.235
1991	21874.344
1992	22473.757
1993	22867.715
1994	24135.809
1995	26338.071
1996	28536.160
1997	31273.554
1998	33658.229
1999	36785.036
2000	39667.403
2001	41127.581
2002	42809.731
2003	43387.039
2004	45445.454
2005	46908.454
2006	47869.819
2007	49005.019
2008	46071.894
2009	43424.427
2010	43952.512
2011	44353.391
2012	44101.615
2013	44372.027
2014	47907.940
2015	59044.750
2016	59364.331
2017	64164.171
2018	68740.240
2019	71449.266
2020	75517.296
2021	86153.861
2022	91957.387
2023	87848.330
2024	87732.087
2025	88906.580
2026	90143.619
2027	91403.577
2028	92684.817
2029	94081.505
