Year	National currency (Billions)
1980	4433.192
1981	4584.953
1982	4750.897
1983	4839.958
1984	4485.495
1985	4157.757
1986	4299.819
1987	4485.211
1988	4788.077
1989	5085.192
1990	5239.628
1991	5216.764
1992	5238.551
1993	5352.851
1994	5586.965
1995	5845.375
1996	6187.936
1997	6508.866
1998	6475.405
1999	6692.100
2000	6985.384
2001	7198.382
2002	7465.894
2003	7845.677
2004	8361.078
2005	8774.324
2006	9240.804
2007	9843.239
2008	10270.878
2009	10419.632
2010	11183.860
2011	11615.360
2012	12416.467
2013	13254.644
2014	14096.047
2015	14990.907
2016	16062.676
2017	17175.979
2018	18265.192
2019	19382.751
2020	17537.842
2021	18540.082
2022	19943.631
2023	21054.107
2024	22351.696
2025	23732.306
2026	25200.535
2027	26792.094
2028	28486.467
2029	30308.919