Year	National currency (Units)
1980	2743.098
1981	3120.846
1982	3610.655
1983	3952.907
1984	4588.233
1985	5025.795
1986	5360.804
1987	5903.998
1988	6535.927
1989	7294.361
1990	8092.951
1991	8249.101
1992	9323.661
1993	9632.260
1994	10518.051
1995	11896.982
1996	12157.700
1997	12566.917
1998	13417.652
1999	14251.196
2000	15344.165
2001	16367.166
2002	16834.080
2003	17997.674
2004	19168.120
2005	20219.707
2006	21505.135
2007	23104.803
2008	24486.400
2009	23434.179
2010	23757.844
2011	23647.605
2012	22615.953
2013	20834.806
2014	20376.107
2015	21185.160
2016	22413.267
2017	23762.696
2018	25080.071
2019	26461.613
2020	24872.270
2021	27820.765
2022	30703.047
2023	32320.047
2024	34448.646
2025	36019.076
2026	37637.511
2027	39376.446
2028	41108.760
2029	42881.562