Year National currency (Billions) 1980 3483.268 1981 3659.852 1982 3946.897 1983 3736.670 1984 3876.637 1985 4003.925 1986 4128.581 1987 4380.192 1988 4354.242 1989 4527.448 1990 4496.859 1991 4611.790 1992 4669.099 1993 4730.327 1994 4719.529 1995 5007.088 1996 5100.907 1997 5239.494 1998 5552.405 1999 5884.309 2000 6113.045 2001 6376.569 2002 6380.950 2003 6737.897 2004 7050.757 2005 7354.662 2006 7526.082 2007 7738.853 2008 8025.436 2009 8246.304 2010 8525.928 2011 8639.671 2012 8985.517 2013 9202.282 2014 9775.039 2015 10397.420 2016 11058.287 2017 11877.428 2018 12614.926 2019 13196.950 2020 13374.045 2021 14248.664 2022 14818.587 2023 15426.519 2024 16699.481 2025 18400.993 2026 19349.404 2027 20345.740 2028 21423.557 2029 22287.368