Year National currency (Units) 1980 36526.988 1981 37327.825 1982 35715.972 1983 36265.306 1984 38042.893 1985 39480.237 1986 39924.505 1987 41030.213 1988 42273.727 1989 42525.121 1990 41967.669 1991 40569.264 1992 40443.467 1993 41044.040 1994 42431.554 1995 43118.655 1996 43391.882 1997 44798.118 1998 46146.064 1999 48129.904 2000 50140.183 2001 50546.173 2002 51502.492 2003 51945.068 2004 53051.934 2005 54239.018 2006 55111.268 2007 55694.185 2008 55654.172 2009 53416.072 2010 54455.247 2011 55608.417 2012 55987.890 2013 56688.108 2014 57728.737 2015 57636.159 2016 57627.296 2017 58656.795 2018 59427.109 2019 59680.961 2020 56013.976 2021 58628.505 2022 59859.556 2023 58833.510 2024 58201.134 2025 58779.084 2026 59131.227 2027 59408.699 2028 59708.592 2029 60027.048