Year National currency (Billions) 1994 0.759 1995 0.874 1996 1.029 1997 1.144 1998 1.162 1999 1.264 2000 1.378 2001 1.453 2002 2.088 2003 2.077 2004 2.141 2005 2.417 2006 2.557 2007 2.929 2008 3.041 2009 2.988 2010 3.055 2011 2.935 2012 3.198 2013 3.293 2014 3.112 2015 3.322 2016 3.275 2017 3.293 2018 3.024 2019 2.772 2020 3.132 2021 3.431 2022 3.788 2023 3.728 2024 4.037 2025 4.079 2026 4.222 2027 4.367 2028 4.551 2029 4.732