Year National currency (Billions) 1992 0.001 1993 0.007 1994 0.020 1995 0.065 1996 0.308 1997 0.632 1998 1.025 1999 1.345 2000 1.807 2001 2.512 2002 3.345 2003 4.758 2004 6.158 2005 7.201 2006 9.272 2007 12.780 2008 17.609 2009 20.623 2010 24.705 2011 30.069 2012 36.161 2013 40.525 2014 45.605 2015 48.402 2016 54.790 2017 64.434 2018 71.059 2019 79.110 2020 83.958 2021 101.076 2022 115.739 2023 128.984 2024 143.365 2025 159.539 2026 177.555 2027 197.606 2028 218.888 2029 242.462