Year current LCU 1964 0.09246167932361812 1965 0.10214923096942921 1966 0.10468195954759556 1967 0.09674312584815424 1968 0.10356286741731122 1969 0.12593422660126 1970 0.12765773745149012 1971 0.12045627865069525 1972 0.1268991790461027 1973 0.1566955881608234 1974 0.18122836040432933 1975 0.19710037841354278 1976 0.20742413013357797 1977 0.24143128023340304 1978 0.2988934430029952 1979 0.3459220092411225 1980 0.33375821126617944 1981 0.3664437370021541 1982 0.44882347727984495 1983 0.5065236142946026 1984 0.7240993687848822 1985 1.1253061607678416 1986 1.8868407514395966 1987 5.4405078694433575 1988 8.000488583568671 1989 12.721080924214798 1990 20.30209495656806 1991 48.54239295011225 1992 70.27459302030935 1993 95.7543714174839 1994 108.5680191649828 1995 142.94491239779202 1996 192.5612956799168 1997 185.5856307837317 1998 223.9361120006292 1999 260.0261220586149 2000 281.17837282919294 2001 434.80135043655713 2002 499.5452823702514 2003 596.230433457356 2004 691.4861559831342 2005 819.8433525110437 2006 819.0148188208353 2007 1138.1119191374273 2008 1321.9602814709253 2009 1441.3548456973833 2010 1610.9621734622317 2011 1999.1647491790027 2012 2200.941521409389 2013 3043.969016458194 2014 3102.0896025705088 2015 2934.2587938135607 2016 3216.1770492932064 2017 3520.3223938839983 2018 4085.1830636762634 2019 4507.086394788108 2020 4757.249419174469 2021 5207.457128263751 2022 7776.341265191353 2023 10651.80525923287