Year	National currency (Billions)
1980	-0.381
1981	-0.334
1982	-0.577
1983	-1.352
1984	-0.622
1985	-0.929
1986	-0.816
1987	-0.776
1988	-0.790
1989	-1.033
1990	-1.737
1991	-1.680
1992	-1.454
1993	-1.562
1994	-2.168
1995	-1.327
1996	-2.131
1997	-0.985
1998	-1.954
1999	-4.922
2000	-5.961
2001	-2.578
2002	-3.866
2003	-4.138
2004	-2.318
2005	-4.425
2006	-5.025
2007	-6.182
2008	-7.210
2009	-3.147
2010	-5.097
2011	-8.278
2012	-8.758
2013	-16.736
2014	-27.394
2015	-25.272
2016	-36.073
2017	-59.444
2018	-66.643
2019	-68.168
2020	-93.277
2021	-120.119
2022	-256.054
2023	-221.185
2024	-237.519
2025	-382.652
2026	-569.462
2027	-693.694
2028	-840.890
2029	-909.358