Year current LCU 1962 1216.3198392342474 1963 1189.0776087173658 1964 1163.7194362616694 1965 1150.1634750116768 1966 1206.0912915610747 1967 1181.504148141948 1968 1164.2639957599063 1969 1130.484870344152 1970 1060.432045401888 1971 1299.3547478031614 1972 1206.4106983590232 1973 1300.4274996986173 1974 3427.7085399630832 1975 3486.320321752412 1976 3662.5025346704415 1977 3653.951853113913 1978 3747.947819308782 1979 5461.29397719693 1980 6058.760266957634 1981 5785.537047702962 1982 4808.033656780935 1983 4348.685677880771 1984 4360.325768776605 1985 4157.249301870062 1986 3786.3098440978147 1987 3802.498246258074 1988 3662.5831492617017 1989 4351.06046887507 1990 4501.181536271791 1991 3484.7330347144457 1992 4544.212107244515 1993 5070.798266858969 1994 5070.360902952034 1995 5782.003864134237 1996 6446.300690769428 1997 6307.636584939381 1998 5327.983274930422 1999 5712.44581014335 2000 7041.858989167921 2001 6127.006729012881 2002 6157.185532225828 2003 7265.361126734827 2004 8972.77477720955 2005 11711.176910829949 2006 14085.797253035764 2007 14402.443942780528 2008 16035.051849728208 2009 11622.113716442203 2010 12155.919977060199 2011 14314.982545148028 2012 15107.037134466662 2013 14575.8501672006 2014 13487.908285445706 2015 9796.576546475428 2016 9119.546649835664 2017 10256.343832486767 2018 10948.82223022641 2019 10847.340623225642 2020 8695.44859501154 2021 11775.242131694045 2022 14980.160802460765 2023 13849.620015663553