Year National currency (Billions) 2000 1944.218 2001 1993.265 2002 1163.274 2003 1022.197 2004 1062.013 2005 1385.658 2006 473.373 2007 514.681 2008 664.036 2009 601.433 2010 914.244 2011 1071.823 2012 1354.876 2013 1322.373 2014 1394.344 2015 1793.497 2016 2492.252 2017 2774.617 2018 3232.276 2019 3663.926 2020 4056.575 2021 4758.668 2022 5689.941 2023 6280.754 2024 6824.771 2025 7354.209 2026 7855.531 2027 8418.806 2028 9030.539 2029 9695.816