Year National currency (Billions) 2001 3681.658 2002 4063.863 2003 4573.226 2004 5931.826 2005 6154.811 2006 6326.982 2007 6650.437 2008 7687.023 2009 9181.561 2010 10589.113 2011 11982.352 2012 13154.792 2013 13616.424 2014 14325.238 2015 14835.563 2016 15425.369 2017 15797.743 2018 16809.415 2019 17910.381 2020 20894.464 2021 23066.945 2022 24371.992 2023 26340.117 2024 28088.735 2025 30042.934 2026 31910.585 2027 33764.584 2028 35771.740 2029 37751.009