Year	National currency (Billions)
1990	-3.565
1991	-2.727
1992	-5.745
1993	-6.375
1994	-8.904
1995	-9.160
1996	3.532
1997	6.049
1998	6.388
1999	14.160
2000	-8.818
2001	-18.293
2002	-22.008
2003	-20.203
2004	-18.960
2005	-32.628
2006	-11.763
2007	-0.814
2008	4.856
2009	-13.197
2010	-33.390
2011	-53.919
2012	-60.852
2013	-45.689
2014	-47.866
2015	-48.671
2016	-48.433
2017	-37.144
2018	-41.004
2019	-44.026
2020	-82.369
2021	-76.298
2022	-71.552
2023	-64.448
2024	-66.009
2025	-61.705
2026	-55.169
2027	-55.961
2028	-58.631
2029	-60.546