Year National currency (Billions) 1992 12.555 1993 11.123 1994 11.368 1995 11.131 1996 11.419 1997 12.428 1998 13.216 1999 13.580 2000 14.351 2001 15.258 2002 16.340 2003 17.716 2004 19.184 2005 21.241 2006 23.783 2007 26.148 2008 25.298 2009 21.691 2010 20.724 2011 21.258 2012 22.755 2013 23.212 2014 23.653 2015 24.572 2016 25.154 2017 25.987 2018 27.024 2019 27.183 2020 26.228 2021 27.994 2022 28.821 2023 28.733 2024 29.209 2025 29.920 2026 30.664 2027 31.427 2028 32.209 2029 33.012