Year National currency (Billions) 1990 31.998 1991 31.998 1992 32.565 1993 34.478 1994 33.423 1995 36.705 1996 38.840 1997 37.270 1998 38.305 1999 39.712 2000 38.156 2001 37.851 2002 38.374 2003 41.032 2004 42.974 2005 46.656 2006 55.209 2007 54.122 2008 53.943 2009 53.995 2010 55.410 2011 57.722 2012 60.303 2013 62.806 2014 65.491 2015 69.012 2016 69.882 2017 74.264 2018 77.808 2019 80.256 2020 79.912 2021 80.501 2022 85.623 2023 89.743 2024 94.277 2025 99.507 2026 103.949 2027 109.766 2028 114.480 2029 116.960