Year	National currency (Billions)
1980	2817.799
1981	2902.333
1982	3088.082
1983	3254.838
1984	3437.109
1985	3629.587
1986	3622.328
1987	3596.972
1988	3528.630
1989	3698.004
1990	3727.588
1991	3682.857
1992	3741.782
1993	3663.112
1994	3630.144
1995	3769.821
1996	3913.074
1997	3956.118
1998	4157.880
1999	4290.932
2000	4453.987
2001	4587.607
2002	4835.061
2003	5149.509
2004	5382.809
2005	5671.374
2006	5834.106
2007	6017.031
2008	6164.589
2009	6235.848
2010	6536.119
2011	6731.724
2012	6895.477
2013	7074.545
2014	7363.629
2015	7596.450
2016	7891.460
2017	8011.705
2018	8127.059
2019	8202.856
2020	7791.281
2021	8087.743
2022	8380.232
2023	8730.844
2024	9066.839
2025	9348.278
2026	9583.931
2027	9786.256
2028	9992.628
2029	10203.987