Year	National currency (Billions)
1986	-9.418
1987	-3.507
1988	0.792
1989	1.426
1990	6.588
1991	-26.504
1992	-24.101
1993	-35.362
1994	-36.109
1995	-55.154
1996	-27.496
1997	-14.214
1998	-4.559
1999	-4.833
2000	-10.348
2001	0.102
2002	30.510
2003	32.852
2004	15.179
2005	37.306
2006	26.583
2007	33.460
2008	23.858
2009	-4.321
2010	-20.643
2011	-7.595
2012	-4.724
2013	-6.674
2014	23.271
2015	19.145
2016	-2.699
2017	16.506
2018	15.713
2019	31.327
2020	34.885
2021	-1.911
2022	28.706
2023	23.506
2024	22.256
2025	15.438
2026	5.002
2027	4.704
2028	-0.049
2029	-6.416