Year National currency (Billions) 1995 2.779 1996 2.894 1997 3.136 1998 3.343 1999 3.583 2000 4.153 2001 4.286 2002 4.516 2003 4.788 2004 4.896 2005 5.159 2006 5.403 2007 5.790 2008 6.206 2009 6.260 2010 6.816 2011 6.925 2012 7.364 2013 7.944 2014 8.751 2015 9.997 2016 10.541 2017 11.937 2018 13.044 2019 14.296 2020 13.351 2021 15.323 2022 17.432 2023 19.382 2024 21.085 2025 22.379 2026 23.662 2027 24.973 2028 26.339 2029 27.774