Year	National currency (Billions)
1981	3.995
1982	4.454
1983	4.810
1984	5.054
1985	5.358
1986	5.787
1987	6.128
1988	6.447
1989	6.753
1990	6.467
1991	10.404
1992	16.348
1993	87.188
1994	122.949
1995	173.265
1996	211.231
1997	287.648
1998	342.146
1999	358.759
2000	422.650
2001	489.730
2002	550.481
2003	615.753
2004	751.316
2005	763.810
2006	1054.924
2007	1749.701
2008	2466.774
2009	2336.630
2010	3080.685
2011	4997.040
2012	6017.801
2013	6164.685
2014	7144.568
2015	7137.974
2016	9495.333
2017	9012.992
2018	9255.276
2019	11661.701
2020	13904.272
2021	15632.792
2022	18168.428
2023	22586.585
2024	27665.261
2025	31582.693
2026	36219.658
2027	41063.752
2028	45899.464
2029	51520.173