Year National currency (Billions) 2000 1.768 2001 1.895 2002 1.962 2003 2.166 2004 2.057 2005 2.185 2006 2.280 2007 2.370 2008 2.617 2009 2.576 2010 2.737 2011 2.905 2012 3.104 2013 3.242 2014 3.524 2015 3.851 2016 3.834 2017 4.113 2018 4.693 2019 5.100 2020 6.048 2021 6.579 2022 6.866 2023 7.723 2024 8.105 2025 8.430 2026 8.751 2027 9.049 2028 9.510 2029 10.022