Year National currency (Units) 1980 163757.234 1981 202666.309 1982 206202.355 1983 222137.040 1984 279568.114 1985 353937.672 1986 453045.468 1987 596582.347 1988 765829.358 1989 1032805.326 1990 1457664.104 1991 2100736.525 1992 2388493.107 1993 2756426.780 1994 3202657.297 1995 3724109.534 1996 4130465.105 1997 4363516.386 1998 4974885.287 1999 5322370.386 2000 5842407.884 2001 6477841.186 2002 7500204.481 2003 8849664.891 2004 10120254.685 2005 11477246.037 2006 12876892.749 2007 15041183.911 2008 17688976.505 2009 17998913.705 2010 20602525.347 2011 22234842.334 2012 22786654.530 2013 25362115.687 2014 27064410.681 2015 27898776.557 2016 29855745.223 2017 31511853.821 2018 32692049.701 2019 33089799.191 2020 33079495.365 2021 36805724.167 2022 39302224.929 2023 42326392.202 2024 44898138.809 2025 47630648.890 2026 50529463.943 2027 53604297.078 2028 56867796.075 2029 60328237.536