Year National currency (Billions) 1998 2.420 1999 2.423 2000 2.425 2001 2.426 2002 2.917 2003 2.695 2004 4.689 2005 3.893 2006 3.657 2007 3.972 2008 5.694 2009 13.938 2010 18.790 2011 21.776 2012 21.914 2013 22.794 2014 25.449 2015 26.156 2016 26.983 2017 24.472 2018 26.025 2019 29.229 2020 33.706 2021 40.890 2022 46.080 2023 54.656 2024 53.581 2025 55.006 2026 57.345 2027 61.115 2028 64.727 2029 67.795