Year	National currency (Billions)
1980	0.003
1981	0.004
1982	0.004
1983	0.005
1984	0.005
1985	0.008
1986	0.015
1987	0.022
1988	0.034
1989	0.061
1990	0.126
1991	0.243
1992	0.633
1993	1.648
1994	2.491
1995	3.342
1996	4.393
1997	5.717
1998	6.704
1999	8.316
2000	11.201
2001	14.785
2002	18.447
2003	23.202
2004	29.730
2005	37.189
2006	45.964
2007	56.263
2008	67.089
2009	77.348
2010	97.216
2011	114.030
2012	131.272
2013	151.331
2014	167.053
2015	183.381
2016	216.098
2017	246.252
2018	275.175
2019	300.449
2020	332.721
2021	442.337
2022	493.964
2023	567.831
2024	657.753
2025	742.325
2026	829.257
2027	928.785
2028	1039.633
2029	1161.168