Year National currency (Billions) 1980 4.657 1981 5.086 1982 5.136 1983 5.651 1984 6.265 1985 6.640 1986 7.297 1987 7.590 1988 8.460 1989 9.663 1990 10.433 1991 11.541 1992 12.189 1993 13.460 1994 14.469 1995 15.019 1996 15.701 1997 16.322 1998 17.310 1999 19.767 2000 22.986 2001 23.880 2002 25.011 2003 26.227 2004 28.189 2005 30.281 2006 34.175 2007 37.642 2008 40.010 2009 39.051 2010 42.403 2011 44.323 2012 46.526 2013 49.094 2014 51.791 2015 54.143 2016 56.208 2017 58.169 2018 60.121 2019 62.432 2020 64.524 2021 72.361 2022 77.529 2023 79.310 2024 82.120 2025 86.977 2026 90.860 2027 94.872 2028 98.966 2029 103.220