Year National currency (Billions) 1995 16.133 1996 16.978 1997 18.389 1998 19.764 1999 19.538 2000 20.260 2001 21.583 2002 23.040 2003 25.474 2004 27.148 2005 29.247 2006 31.415 2007 34.904 2008 35.817 2009 30.502 2010 31.006 2011 32.878 2012 34.142 2013 35.354 2014 36.605 2015 37.346 2016 38.286 2017 39.926 2018 41.520 2019 43.458 2020 43.447 2021 46.177 2022 47.304 2023 47.142 2024 48.183 2025 49.368 2026 50.484 2027 51.607 2028 52.752 2029 53.928