Year	National currency (Billions)
1995	-0.490
1996	0.026
1997	-0.864
1998	-2.907
1999	-4.148
2000	-3.025
2001	-3.813
2002	-1.935
2003	-4.507
2004	-1.985
2005	-3.405
2006	-4.539
2007	-5.075
2008	-5.874
2009	-9.961
2010	-10.456
2011	-8.562
2012	-9.528
2013	-9.209
2014	-8.969
2015	-7.566
2016	-5.748
2017	-7.382
2018	-10.498
2019	-13.383
2020	-27.484
2021	-7.343
2022	-12.643
2023	-10.934
2024	-15.127
2025	-22.223
2026	-25.690
2027	-28.923
2028	-26.352
2029	-25.155