Year	National currency (Billions)
1980	46.743
1981	49.982
1982	74.700
1983	108.151
1984	136.751
1985	176.271
1986	208.787
1987	225.529
1988	240.378
1989	277.862
1990	305.512
1991	353.012
1992	407.484
1993	463.879
1994	523.936
1995	554.546
1996	566.444
1997	557.973
1998	540.474
1999	509.089
2000	464.674
2001	461.129
2002	464.872
2003	444.586
2004	462.418
2005	416.736
2006	373.843
2007	348.780
2008	376.696
2009	420.328
2010	470.244
2011	511.847
2012	521.417
2013	507.570
2014	432.723
2015	368.934
2016	364.806
2017	271.515
2018	262.321
2019	200.962
2020	357.390
2021	359.191
2022	438.354
2023	369.229
2024	400.383
2025	422.484
2026	436.721
2027	445.632
2028	459.438
2029	470.853