Year National currency (Billions) 2000 434.319 2001 867.238 2002 1102.557 2003 1294.656 2004 1526.205 2005 1846.853 2006 2181.035 2007 2523.496 2008 2908.445 2009 3052.136 2010 3250.581 2011 3612.267 2012 3810.058 2013 4121.200 2014 4160.548 2015 4315.020 2016 4528.192 2017 4760.686 2018 5072.932 2019 5421.851 2020 5504.431 2021 6271.988 2022 7097.629 2023 8150.487 2024 8924.102 2025 9621.629 2026 10318.905 2027 11067.485 2028 11871.327 2029 12731.206