Year current LCU 1970 337.112444314145 1971 359.0255561878958 1972 403.1306216975829 1973 545.0307150729249 1974 703.1848751866504 1975 687.105140067499 1976 682.3881604635098 1977 674.4063596567731 1978 745.4098089826765 1979 813.2171834487101 1980 841.2514482959068 1981 973.7877960520648 1982 990.5922822504577 1983 1011.5131497501774 1984 989.8661216821808 1985 1158.76521811235 1986 1241.3022556058277 1987 1256.9335990091013 1988 1312.8112267994568 1989 1396.7519318980123 1990 1492.855186961857 1991 1654.9334342358131 1992 1730.9243583139767 1993 1871.168537206451 1994 1860.460843041417 1995 2008.332426945109 1996 1972.601886536986 1997 1859.270423726526 1998 1964.6437355259143 1999 1973.6639202431436 2000 2088.2095444413612 2001 2152.5252795940974 2002 2165.4868204871777 2003 2195.187156209472 2004 2155.781690267234 2005 2256.0113574905354 2006 2298.636458418328 2007 2344.4034620019715 2008 2420.749006476303 2009 2598.403604405384 2010 2760.0113395545973 2011 2885.441248713932 2012 3023.5854460787937 2013 2920.7008627277664 2014 2928.4487819195774 2015 2891.322102647494 2016 2956.5612917898566 2017 3250.9281898034956 2018 3533.79188489935 2019 3537.4711570403756 2020 3318.2880488109467 2021 3447.3309702910783 2022 3766.5113345713185 2023 3992.223842255086