Year	National currency (Billions)
1991	3.493
1992	-0.551
1993	-0.617
1994	-11.099
1995	9.422
1996	13.079
1997	-10.414
1998	-20.762
1999	-14.499
2000	-7.785
2001	-5.517
2002	-11.993
2003	-18.067
2004	-18.173
2005	-16.732
2006	-15.170
2007	-31.631
2008	-3.122
2009	11.217
2010	-1.047
2011	-7.381
2012	-11.374
2013	-9.168
2014	-13.654
2015	-21.539
2016	-39.408
2017	-11.272
2018	-41.126
2019	-33.631
2020	-84.345
2021	-56.141
2022	-64.763
2023	-90.967
2024	-49.159
2025	-42.549
2026	-45.711
2027	-49.450
2028	-53.076
2029	-56.567