Year	National currency (Billions)
1980	5677.624
1981	6030.089
1982	6486.085
1983	6926.363
1984	7201.552
1985	7828.671
1986	8326.809
1987	8810.664
1988	9377.733
1989	9828.643
1990	10279.651
1991	10806.671
1992	11624.621
1993	11868.447
1994	12386.926
1995	13013.947
1996	13872.751
1997	14108.960
1998	14601.916
1999	15212.587
2000	15807.077
2001	16382.114
2002	16811.857
2003	17680.556
2004	19040.336
2005	20563.084
2006	21727.753
2007	22838.183
2008	23853.320
2009	24106.914
2010	24652.816
2011	25442.797
2012	26256.028
2013	27268.549
2014	28238.304
2015	29314.628
2016	30508.205
2017	31914.207
2018	33859.620
2019	34916.041
2020	34586.665
2021	36582.482
2022	38839.128
2023	38774.731
2024	39550.215
2025	40934.473
2026	42776.524
2027	44915.350
2028	47161.118
2029	49519.174