Year National currency (Billions) 1980 8.672 1981 9.698 1982 10.603 1983 11.826 1984 14.870 1985 20.138 1986 22.805 1987 28.734 1988 42.132 1989 54.371 1990 77.344 1991 123.552 1992 145.067 1993 163.513 1994 184.769 1995 214.123 1996 235.250 1997 280.363 1998 318.649 1999 350.520 2000 393.303 2001 427.319 2002 477.430 2003 628.611 2004 935.985 2005 1083.445 2006 1261.400 2007 1458.417 2008 1661.643 2009 1736.041 2010 1983.202 2011 2210.214 2012 2386.016 2013 2619.770 2014 2925.665 2015 3205.655 2016 3487.293 2017 3802.656 2018 4235.847 2019 4562.235 2020 4456.657 2021 5392.714 2022 6260.564 2023 6718.196 2024 7377.101 2025 8049.996 2026 8791.809 2027 9601.985 2028 10486.730 2029 11453.106