Year	National currency (Billions)
1980	1.172
1981	1.458
1982	1.661
1983	1.798
1984	1.922
1985	1.983
1986	2.255
1987	2.301
1988	2.364
1989	2.441
1990	2.779
1991	2.977
1992	3.673
1993	3.943
1994	4.445
1995	4.792
1996	5.001
1997	5.239
1998	5.788
1999	5.966
2000	6.186
2001	6.571
2002	7.070
2003	7.498
2004	8.346
2005	9.312
2006	11.199
2007	12.731
2008	16.080
2009	17.422
2010	19.265
2011	20.962
2012	22.461
2013	24.463
2014	26.162
2015	27.397
2016	28.324
2017	29.542
2018	30.793
2019	31.597
2020	31.027
2021	32.870
2022	34.544
2023	36.151
2024	37.981
2025	40.098
2026	42.334
2027	44.694
2028	47.186
2029	49.816