Year LCU per US$ 1960 1.7143 1961 1.7143 1962 1.7143 1963 1.7143 1964 1.7143 1965 1.7143 1966 1.7143 1967 1.7381 1968 2 1969 2 1970 2 1971 1.9749 1972 1.9213 1973 1.9592 1974 2.0532 1975 2.0201 1976 2.0038 1977 2.0068 1978 2.0113 1979 2.0113 1980 2.0113 1981 2.0113 1982 2.0113 1983 2.0113 1984 2.0113 1985 2.0113 1986 2.0113 1987 2.0113 1988 2.0113 1989 2.0113 1990 2.0113 1991 2.0113 1992 2 1993 2.0113 1994 2.0113 1995 2.0113 1996 2.0113 1997 2.0113 1998 2.0113 1999 2.0113 2000 2 2001 2 2002 2 2003 2 2004 2 2005 2 2006 2 2007 2 2008 2 2009 2 2010 2 2011 2 2012 2 2013 2 2014 2 2015 2 2016 2 2017 2 2018 2 2019 2 2020 2 2021 2 2022 2 2023 2