Year current LCU 1978 739.9310518792568 1979 725.9556670849017 1980 470.50795060266717 1981 461.64040404040406 1982 573.939692268606 1983 662.653420876156 1984 541.6296795126879 1985 531.1506865743239 1986 553.4087246945771 1987 670.1455408457954 1988 735.0864955357143 1989 727.6131597581567 1990 770.2598370693786 1991 1170.6416749334307 1992 1595.199034672212 1993 1579.0360714601798 1994 1648.9048639489683 1995 1721.8087652336128 1996 1661.3929399265985 1997 1990.8905441950942 1998 2298.7424975234544 1999 2134.8050728041335 2000 2268.9291423682257 2001 2374.7224707558735 2002 2359.3311688311687 2003 2321.7164005005197 2004 2140.6489025606916 2005 2143.4283444032435 2006 2128.176613410869 2007 2313.658110943352 2008 2435.818440644057 2009 2323.605607758783 2010 2406.5308579100883 2011 2342.022007627126 2012 2645.8958232543137 2013 2935.7405724069154 2014 3459.0911858068444 2015 4250.604505299596 2016 3930.781433260486 2017 4272.119938186472 2018 4403.839327340689 2019 4762.072906689418 2020 4336.308643634897 2021 4655.888697487469 2022 4535.620123140698 2023 5270.38638491329