Year National currency (Billions) 1980 684.362 1981 785.514 1982 869.396 1983 951.419 1984 1020.735 1985 1091.390 1986 1170.830 1987 1342.846 1988 1611.321 1989 1918.332 1990 2263.467 1991 2583.491 1992 2935.646 1993 3263.426 1994 3689.090 1995 4217.614 1996 4638.604 1997 4710.310 1998 4701.553 1999 4789.826 2000 5069.820 2001 5345.001 2002 5769.578 2003 6317.303 2004 6954.282 2005 7614.411 2006 8400.644 2007 9076.301 2008 9706.929 2009 9658.667 2010 10808.145 2011 11306.906 2012 12357.342 2013 12915.158 2014 13230.304 2015 13743.480 2016 14590.337 2017 15488.664 2018 16373.343 2019 16889.174 2020 15661.291 2021 16188.611 2022 17378.015 2023 17921.213 2024 18553.271 2025 19171.995 2026 20159.588 2027 21378.976 2028 22507.657 2029 23532.213