Year current LCU 1960 748.8081746466777 1961 721.0081234159834 1962 736.0451155892362 1963 895.6389470064748 1964 926.558339958748 1965 995.4882930576737 1966 1030.2733120348084 1967 1018.7760786116927 1968 1038.049107104675 1969 1114.9227107510035 1970 1147.7214202909463 1971 1227.6645366615883 1972 1316.4693181642492 1973 1692.4494859466038 1974 2016.5525279821145 1975 1922.1984744809045 1976 2358.0863975652223 1977 2646.7142278649085 1978 3020.274728130631 1979 3605.744492179463 1980 4033.685068835137 1981 4247.307365041666 1982 4496.722189142771 1983 4928.614017262603 1984 5416.555963747273 1985 5127.70106965552 1986 4601.529429761022 1987 5057.349160670895 1988 5589.8424508018825 1989 6182.850520116077 1990 6798.003819592039 1991 7499.612598088166 1992 8133.231224888955 1993 9039.018582444574 1994 9978.251240013185 1995 11048.03284400251 1996 12264.071464660221 1997 13261.454160720947 1998 12986.518170891855 1999 13445.779372966323 2000 15532.737855276606 2001 14976.26613161201 2002 15872.998778706962 2003 16927.201702578932 2004 18712.48482281012 2005 20968.51293743261 2006 22512.15445623032 2007 24557.993760954098 2008 27831.86674983524 2009 25263.20467470838 2010 28603.722209111857 2011 31240.708778294014 2012 32745.956097683997 2013 33801.90886903639 2014 36150.637354030405 2015 37881.73141231278 2016 39639.698173132136 2017 42917.13028281445 2018 44684.94476310902 2019 46114.401649553925 2020 42725.63885781542 2021 46134.02760729965 2022 52782.89418882622 2023 53125.20704402186