Year LCU per US$, period average 1960 1.71429000071429 1961 1.71429000071429 1962 1.71429000071429 1963 1.71429000071429 1964 1.71429000071429 1965 1.71429000071429 1966 1.71429000071429 1967 1.73809916726191 1968 2.000000001 1969 2.000000001 1970 2.000000001 1971 1.97487615196877 1972 1.92128071035726 1973 1.95922053743668 1974 2.05323091078878 1975 2.0188665976 1976 2 1977 2 1978 2 1979 2 1980 2 1981 2 1982 2 1983 2 1984 2 1985 2 1986 2 1987 2 1988 2 1989 2 1990 2 1991 2 1992 2 1993 2 1994 2 1995 2 1996 2 1997 2 1998 2 1999 2 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