Year current LCU 1960 1003.9458368284263 1961 1076.6164816020714 1962 1193.503528706669 1963 1323.8032942934417 1964 1451.8612130254778 1965 1550.6843813686069 1966 1662.6037664501189 1967 1779.015747840645 1968 1922.2496714683386 1969 2191.5373533310126 1970 2430.1623637221755 1971 2686.4310359741307 1972 2972.896632934817 1973 3383.27270917784 1974 3919.6296937672296 1975 4391.19019375571 1976 5051.4987448337915 1977 5658.350261890066 1978 6398.2445461644 1979 7272.767120685727 1980 8206.15461777978 1981 9210.319386428762 1982 10521.56219187718 1983 11617.809306991974 1984 12563.681792253463 1985 13394.021251318849 1986 14325.037110135192 1987 14973.0072075296 1988 16098.352588607753 1989 17261.297862306597 1990 18150.597416291283 1991 18643.27480626461 1992 19218.081485652416 1993 19323.178566513685 1994 19887.32560073025 1995 20460.163524717216 1996 20956.13545718926 1997 21557.081994273663 1998 22459.434095013705 1999 23155.316586788205 2000 24270.37770514209 2001 25065.430518242036 2002 25686.278462062248 2003 26192.505031966703 2004 27170.27051944035 2005 27946.666472538192 2006 29046.071210401304 2007 30323.450924175955 2008 30947.33470005823 2009 29924.211043401217 2010 30682.321354224532 2011 31499.910636174485 2012 31811.3424092751 2013 32077.50870579655 2014 32418.911025650883 2015 33035.14777964482 2016 33483.087311296076 2017 34329.19862243384 2018 35190.055598151404 2019 36173.131178056465 2020 34302.11673163798 2021 36923.835298301005 2022 38826.55728090929 2023 41119.12314566412