Year	National currency (Billions)
1980	0.588
1981	0.700
1982	0.775
1983	0.818
1984	0.927
1985	1.106
1986	1.451
1987	1.692
1988	2.242
1989	2.638
1990	3.200
1991	3.546
1992	4.064
1993	4.890
1994	5.755
1995	7.008
1996	7.861
1997	9.017
1998	9.939
1999	10.782
2000	12.062
2001	13.279
2002	15.097
2003	16.624
2004	17.894
2005	20.211
2006	22.287
2007	24.443
2008	27.213
2009	30.339
2010	32.497
2011	35.002
2012	40.118
2013	44.390
2014	48.001
2015	51.791
2016	56.132
2017	58.689
2018	61.786
2019	64.965
2020	65.588
2021	71.712
2022	78.390
2023	89.847
2024	97.917
2025	104.786
2026	111.822
2027	119.327
2028	127.060
2029	134.109