Year	National currency (Billions)
1990	0.236
1991	0.229
1992	0.253
1993	0.259
1994	0.284
1995	0.284
1996	0.329
1997	0.332
1998	0.406
1999	0.389
2000	0.404
2001	0.370
2002	0.424
2003	0.433
2004	0.500
2005	0.533
2006	0.683
2007	0.757
2008	0.778
2009	0.609
2010	0.691
2011	0.625
2012	0.647
2013	0.604
2014	0.680
2015	0.870
2016	0.951
2017	0.822
2018	0.859
2019	0.849
2020	0.755
2021	0.816
2022	0.918
2023	1.065
2024	1.180
2025	1.256
2026	1.317
2027	1.387
2028	1.457
2029	1.542