Year National currency per current international dollar (Units) 1980 11.412 1981 10.341 1982 16.287 1983 27.838 1984 36.143 1985 51.908 1986 71.654 1987 91.664 1988 131.888 1989 209.839 1990 272.300 1991 298.444 1992 318.900 1993 331.440 1994 349.559 1995 409.625 1996 457.740 1997 536.672 1998 508.928 1999 1087.724 2000 1423.733 2001 1567.771 2002 1707.391 2003 1893.735 2004 2041.179 2005 2142.482 2006 2331.634 2007 2419.953 2008 2505.987 2009 2446.388 2010 2531.939 2011 2666.535 2012 2615.523 2013 2712.930 2014 2738.371 2015 2819.729 2016 2759.426 2017 2789.109 2018 2778.937 2019 2794.333 2020 2847.900 2021 2876.218 2022 3159.949 2023 3790.773 2024 4300.605 2025 4858.487 2026 5064.251 2027 5054.485 2028 5100.908 2029 5145.633