Year National currency (Billions) 1980 1.042 1981 1.238 1982 1.422 1983 1.638 1984 1.908 1985 2.151 1986 2.479 1987 3.086 1988 3.795 1989 4.418 1990 5.130 1991 5.768 1992 6.433 1993 7.217 1994 8.273 1995 9.676 1996 11.105 1997 12.966 1998 15.285 1999 17.790 2000 19.827 2001 21.983 2002 25.300 2003 28.780 2004 31.846 2005 35.633 2006 40.331 2007 47.322 2008 54.622 2009 60.881 2010 70.482 2011 83.494 2012 97.061 2013 107.881 2014 118.833 2015 131.900 2016 147.159 2017 162.415 2018 172.713 2019 184.660 2020 187.378 2021 193.386 2022 216.239 2023 236.464 2024 258.209 2025 283.622 2026 311.335 2027 335.940 2028 363.262 2029 397.175