Year	National currency (Billions)
1980	-9.266
1981	-18.856
1982	-31.434
1983	-14.780
1984	11.823
1985	27.321
1986	56.346
1987	49.723
1988	36.454
1989	27.219
1990	22.398
1991	12.713
1992	5.913
1993	-0.793
1994	-2.356
1995	1.343
1996	7.496
1997	22.907
1998	31.019
1999	46.411
2000	57.954
2001	43.377
2002	27.351
2003	21.717
2004	51.803
2005	95.855
2006	97.769
2007	96.814
2008	60.355
2009	-40.886
2010	-38.301
2011	-26.669
2012	-56.314
2013	-16.019
2014	31.597
2015	-12.051
2016	8.581
2017	37.097
2018	8.856
2019	88.993
2020	1.303
2021	93.679
2022	86.768
2023	64.074
2024	27.099
2025	8.899
2026	-8.630
2027	-15.385
2028	-22.156
2029	-29.311