Year current LCU 1960 269.0828112299157 1961 297.2742454574677 1962 331.75549342566006 1963 377.2373349938051 1964 409.57506607736764 1965 437.0161907839965 1966 469.84416597191307 1967 513.815522337252 1968 553.4302898702432 1969 607.5186112643722 1970 680.095686045723 1971 738.7173640909806 1972 804.5465591187566 1973 965.1013893597545 1974 1216.3428817706156 1975 1384.8783321931724 1976 1733.829412476269 1977 2097.860383868863 1978 2459.0813169151756 1979 2999.531639661237 1980 3740.495262394048 1981 4475.36544713055 1982 5278.2316206970245 1983 6143.872133396898 1984 7023.017648354929 1985 7879.616022251204 1986 8711.430184612365 1987 9528.72735030895 1988 10583.561301353462 1989 11611.588843484555 1990 12886.995277087633 1991 14067.548624108793 1992 14794.471536894136 1993 15228.99341902136 1994 16104.379013218773 1995 17385.087824896014 1996 18393.730766121258 1997 19201.09258557845 1998 20012.67371754743 1999 20646.970182557667 2000 21803.072341473555 2001 22889.9938744096 2002 23664.255145554846 2003 24334.588314668086 2004 25176.57566542008 2005 25765.889170239985 2006 26704.171725158336 2007 27633.23922269484 2008 27839.374586359387 2009 26690.01029099321 2010 27182.010984048105 2011 27766.438183015136 2012 27281.935182862893 2013 26774.789857706157 2014 26771.321324828743 2015 27257.354457759026 2016 27970.588527337877 2017 28686.607327795107 2018 29317.106949549303 2019 30079.962221417736 2020 27948.71993740256 2021 30810.702479976848 2022 33302.1996363277 2023 35489.02194657674