Year	National currency (Billions)
1980	0.001
1981	0.001
1982	0.001
1983	0.002
1984	0.003
1985	0.005
1986	0.010
1987	0.014
1988	0.020
1989	0.027
1990	0.034
1991	0.046
1992	0.071
1993	0.114
1994	0.163
1995	0.244
1996	0.338
1997	0.417
1998	0.505
1999	0.568
2000	0.806
2001	1.295
2002	1.286
2003	1.975
2004	2.690
2005	3.081
2006	4.072
2007	5.727
2008	7.229
2009	8.651
2010	12.326
2011	15.896
2012	22.438
2013	26.843
2014	33.270
2015	34.179
2016	43.679
2017	46.206
2018	64.480
2019	80.189
2020	123.504
2021	125.636
2022	168.897
2023	173.230
2024	227.916
2025	262.393
2026	298.632
2027	328.698
2028	367.995
2029	422.653