Year	National currency (Billions)
1980	0.021
1981	0.021
1982	0.032
1983	0.026
1984	0.025
1985	0.022
1986	0.026
1987	0.108
1988	0.229
1989	0.398
1990	0.545
1991	0.847
1992	1.353
1993	2.025
1994	3.383
1995	4.503
1996	5.829
1997	8.291
1998	9.142
1999	12.281
2000	14.390
2001	19.107
2002	21.491
2003	25.007
2004	26.168
2005	30.524
2006	41.321
2007	52.326
2008	60.903
2009	72.033
2010	89.967
2011	104.383
2012	116.787
2013	151.431
2014	168.988
2015	165.979
2016	180.061
2017	227.554
2018	230.704
2019	288.261
2020	273.576
2021	284.611
2022	333.738
2023	381.612
2024	390.878
2025	442.406
2026	493.049
2027	574.129
2028	670.795
2029	761.635