Year LCU per US$ 1960 0.713321 1961 0.714694 1962 0.713265 1963 0.715287 1964 0.717259 1965 0.716334 1966 0.716983 1967 0.71705 1968 0.716998 1969 0.718057 1970 0.716414 1971 0.712444 1972 0.772828 1973 0.694114 1974 0.679477 1975 0.739508 1976 0.869565 1977 0.84196 1978 0.828157 1979 0.815007 1980 0.777225 1981 0.836738 1982 1.029661 1983 1.096926 1984 1.298373 1985 1.902567 1986 1.879144 1987 1.678941 1988 1.828588 1989 2.014886 1990 1.860466 1991 2.021557 1992 2.109725 1993 2.423075 1994 2.684645 1995 2.772207 1996 3.324197 1997 3.650763 1998 4.22588 1999 4.624395 2000 5.1018 2001 5.8412 2002 6.327792 2003 4.9499 2004 4.6929 2005 5.1167 2006 5.8303 2007 6.1388 2008 6.826858 2009 7.155142 2010 6.793625 2011 6.838233 2012 7.640525 2013 8.398908 2014 8.976083 2015 10.128992 2016 10.901158 2017 10.347417 2018 10.199975 2019 10.755867 2020 11.456242 2021 11.087258 2022 12.368808 2023 13.5963833333