Year LCU per US$ 1970 0.9706 1971 0.9483 1972 0.8888 1973 0.8591 1974 0.8979 1975 0.8963 1976 0.9903 1977 0.9837 1978 0.8977 1979 0.835 1980 0.8046 1981 0.9008 1982 0.96 1983 1.0073 1984 1.0739 1985 1.0928 1986 0.9154 1987 0.8048 1988 0.7707 1989 0.8118 1990 0.7403 1991 0.753 1992 0.7429 1993 0.8905 1994 0.8803 1995 0.8224 1996 0.8396 1997 0.8991 1998 0.9049 1999 0.9292 2000 1.0206 2001 1.0483 2002 1.0101 2003 0.8787 2004 0.8028 2005 0.8041 2006 0.7971 2007 0.7306 2008 0.6827 2009 0.7198 2010 0.754309 2011 0.718414 2012 0.778338 2013 0.752945 2014 0.752728 2015 0.901296 2016 0.903421 2017 0.885206 2018 0.846773 2019 0.893276 2020 0.875506 2021 0.845494 2022 0.949624 2023 0.92484