Year	National currency (Billions)
1980	3662.163
1981	3801.398
1982	3891.737
1983	4048.033
1984	4257.748
1985	4394.987
1986	4581.712
1987	4752.713
1988	4855.334
1989	4982.172
1990	5278.177
1991	5454.418
1992	5729.316
1993	5991.372
1994	6236.101
1995	6543.227
1996	6845.660
1997	7153.020
1998	7523.334
1999	7874.688
2000	8291.521
2001	8712.498
2002	9046.464
2003	9475.227
2004	9971.683
2005	10623.427
2006	11332.215
2007	12132.105
2008	12861.700
2009	13510.591
2010	14263.375
2011	15185.413
2012	16175.725
2013	17148.463
2014	18187.855
2015	19379.632
2016	20758.210
2017	22126.230
2018	23745.740
2019	25617.349
2020	26500.650
2021	28339.440
2022	30351.500
2023	32180.310
2024	34014.588
2025	36259.550
2026	38833.979
2027	41630.025
2028	44544.127
2029	47662.216