Year	National currency (Billions)
1980	1522.109
1981	1804.431
1982	1938.023
1983	2169.446
1984	2418.240
1985	2535.056
1986	2965.448
1987	3344.935
1988	3615.662
1989	4032.464
1990	4474.288
1991	5018.019
1992	5609.357
1993	6200.154
1994	6779.396
1995	7391.062
1996	8031.305
1997	8705.149
1998	9366.337
1999	9804.503
2000	10328.549
2001	10119.429
2002	10630.911
2003	10924.029
2004	11596.241
2005	12036.675
2006	12572.587
2007	13363.917
2008	13115.096
2009	12919.445
2010	14060.345
2011	14262.201
2012	14677.765
2013	15270.728
2014	16258.047
2015	17055.080
2016	17555.268
2017	17983.347
2018	18375.022
2019	18908.632
2020	19914.806
2021	21663.231
2022	22679.843
2023	23573.255
2024	24754.349
2025	25825.607
2026	26875.255
2027	27941.400
2028	29045.393
2029	30078.798