Year current LCU 1970 223.02696867872626 1971 229.0424532331084 1972 265.27530785491393 1973 366.7777814449322 1974 598.6579823798664 1975 693.4816646065101 1976 557.7847786436744 1977 583.4140314555715 1978 664.2562852097873 1979 637.8586365537432 1980 476.87172150691464 1981 501.010101010101 1982 508.12201279832317 1983 530.2475008187645 1984 596.8961400716275 1985 554.65611320981 1986 571.2946415492339 1987 600.4632144797415 1988 683.59375 1989 653.6303720246201 1990 625.6322879505883 1991 691.7976296141596 1992 1078.2916778988717 1993 1099.9709203090033 1994 1146.2174823083824 1995 1141.3703808249777 1996 1255.5534093104113 1997 1281.0172225648812 1998 1386.8655672746343 1999 1374.7436675869812 2000 1452.2774863215725 2001 1391.7884481558804 2002 1493.5064935064936 2003 1569.425887043753 2004 1475.723312271367 2005 1517.8680575363678 2006 1488.764325609744 2007 1617.6787780152551 2008 1683.242598541831 2009 1698.1772897090457 2010 1666.7438307329044 2011 1729.3007253961464 2012 1791.8256911967603 2013 1844.4811183380255 2014 1930.6866112971256 2015 2184.9589142039467 2016 2345.73422324977 2017 2417.7065851348434 2018 2560.0968420019467 2019 2511.2482996756303 2020 2562.0141859674372 2021 2987.4140633486973 2022 2971.836137527432 2023 3145.7139647230647