Year National currency (Units) 1980 72584.395 1981 111606.743 1982 172959.543 1983 294569.949 1984 384458.918 1985 519106.283 1986 681161.372 1987 880940.772 1988 1067620.057 1989 1290706.756 1990 1493779.987 1991 1602315.642 1992 1574293.937 1993 1603930.730 1994 1686917.613 1995 1726134.574 1996 1842954.760 1997 1988783.655 1998 2215305.032 1999 2356513.318 2000 2542782.809 2001 2831289.415 2002 2980511.210 2003 3039241.380 2004 3339715.043 2005 3615497.808 2006 4087205.018 2007 4507891.521 2008 5039085.903 2009 5092529.621 2010 5292217.360 2011 5542464.798 2012 5773796.448 2013 6121184.253 2014 6406342.597 2015 7021719.842 2016 7554396.759 2017 7808384.242 2018 8162020.376 2019 8476684.286 2020 8044198.015 2021 8883172.628 2022 10319738.577 2023 11035220.421 2024 11557928.631 2025 11971944.050 2026 12430983.578 2027 12938793.970 2028 13481239.460 2029 14038662.921