Year	National currency (Billions)
1980	0.010
1981	0.017
1982	0.019
1983	0.042
1984	0.062
1985	0.083
1986	0.125
1987	0.181
1988	0.253
1989	0.344
1990	0.481
1991	0.607
1992	0.713
1993	0.866
1994	1.177
1995	1.752
1996	2.532
1997	3.235
1998	3.968
1999	4.737
2000	6.250
2001	8.763
2002	11.256
2003	15.193
2004	18.262
2005	22.294
2006	26.469
2007	31.840
2008	40.895
2009	49.486
2010	62.002
2011	81.412
2012	102.099
2013	124.478
2014	158.684
2015	183.526
2016	219.595
2017	262.798
2018	308.587
2019	356.544
2020	391.941
2021	461.695
2022	610.222
2023	850.656
2024	1050.978
2025	1216.854
2026	1372.186
2027	1548.313
2028	1746.882
2029	1973.610