Year National currency (Units) 1980 0.162 1981 0.235 1982 0.305 1983 0.395 1984 0.612 1985 0.956 1986 1.364 1987 1.957 1988 3.322 1989 5.740 1990 9.754 1991 15.375 1992 26.243 1993 46.808 1994 89.930 1995 177.680 1996 333.029 1997 640.471 1998 1143.585 1999 1682.507 2000 2649.398 2001 3769.120 2002 5453.307 2003 7027.699 2004 8570.077 2005 9879.038 2006 11411.982 2007 12576.353 2008 14021.233 2009 13869.330 2010 15838.537 2011 18801.558 2012 20911.569 2013 23783.421 2014 26447.923 2015 29856.636 2016 32908.096 2017 38778.189 2018 45865.635 2019 51924.837 2020 60379.458 2021 85688.967 2022 176029.268 2023 304590.401 2024 475169.122 2025 659855.975 2026 815309.600 2027 977657.455 2028 1167625.054 2029 1393114.531