Year National currency (Billions) 1991 3.806 1992 4.048 1993 4.477 1994 4.694 1995 5.182 1996 5.797 1997 5.904 1998 6.296 1999 6.854 2000 7.423 2001 7.988 2002 8.326 2003 8.710 2004 9.378 2005 10.119 2006 10.968 2007 12.197 2008 13.724 2009 15.164 2010 15.873 2011 18.893 2012 20.949 2013 24.360 2014 23.629 2015 24.646 2016 25.931 2017 29.303 2018 32.410 2019 36.315 2020 41.268 2021 43.436 2022 50.510 2023 54.340 2024 57.720 2025 61.082 2026 65.930 2027 72.283 2028 79.528 2029 87.989