Year	National currency (Billions)
1980	0.251
1981	0.275
1982	0.554
1983	0.692
1984	0.857
1985	1.043
1986	1.294
1987	1.692
1988	2.960
1989	9.645
1990	59.096
1991	85.310
1992	121.163
1993	164.292
1994	236.104
1995	337.886
1996	423.268
1997	516.369
1998	602.086
1999	667.000
2000	745.845
2001	781.100
2002	812.214
2003	847.152
2004	933.092
2005	990.530
2006	1069.431
2007	1187.508
2008	1285.571
2009	1372.025
2010	1434.368
2011	1553.641
2012	1612.739
2013	1630.126
2014	1700.552
2015	1798.471
2016	1853.205
2017	1982.794
2018	2126.507
2019	2288.492
2020	2337.672
2021	2631.302
2022	3067.495
2023	3396.269
2024	3652.412
2025	3949.906
2026	4212.143
2027	4447.603
2028	4694.651
2029	4957.033