Year current LCU 1960 1782.946665632528 1961 1966.5942766944495 1962 2073.364496662727 1963 2224.2519815842697 1964 2419.444871228291 1965 2619.7981499022194 1966 2834.0971374965206 1967 2991.7170086247547 1968 3197.5723793199236 1969 3479.1061306010643 1970 3890.0441216292406 1971 4323.380684068037 1972 4912.109711817063 1973 5536.108930592273 1974 6290.4205769203945 1975 6690.010150545534 1976 7402.912686165203 1977 8180.244912088769 1978 8659.23141158681 1979 9514.643035727886 1980 10219.547613708208 1981 10862.487266654423 1982 11666.007493920102 1983 12450.13164663425 1984 13073.907674126363 1985 13791.164688363559 1986 14515.669118604812 1987 15061.67663816874 1988 15773.294774628404 1989 16796.39171097255 1990 17915.001725743536 1991 19015.658634015617 1992 19869.299064663668 1993 20356.115443254195 1994 21289.3262171757 1995 22219.749988613887 1996 22935.103669209402 1997 23685.088969798224 1998 24614.74284953507 1999 25505.795310600522 2000 26662.263033219722 2001 27420.672188889414 2002 28054.49472200854 2003 28549.48695567267 2004 29656.053390334713 2005 30879.959950553177 2006 32390.383135511627 2007 34232.826837050074 2008 35301.57438037584 2009 34523.89653379115 2010 35379.92903368054 2011 36956.84623380666 2012 37799.926476789835 2013 38197.75483521295 2014 38981.06631645113 2015 39833.53232595512 2016 40931.84609968011 2017 41984.55231822075 2018 43580.47336802888 2019 44724.185578248456 2020 42715.51747340769 2021 45249.06270206884 2022 49460.85043869889 2023 52258.95475474474