Year constant LCU 1970 23855.712310224393 1971 23872.316045914104 1972 23309.23292737055 1973 20504.55677586311 1974 16803.65597767758 1975 13859.16714718357 1976 13854.550355021984 1977 12483.745340453086 1978 12576.561230669324 1979 13480.788076627845 1980 10270.607180014527 1981 7907.904596760002 1982 6641.472123391197 1983 6825.523926176076 1984 6874.581289343469 1985 6320.138091279346 1986 6585.789550751413 1987 6842.793632873594 1988 5921.697195784569 1989 7182.230328610873 1990 6991.038993094013 1991 5156.943859649123 1992 7791.997386206501 1993 10232.107556337665 1994 11180.079653599463 1995 11623.26280100192 1996 11363.410238135217 1997 11260.05451135076 1998 11299.845400825701 1999 10755.536966284175 2000 10925.985360491311 2001 10637.18259112686 2002 10659.755666310437 2003 12184.452483124007 2004 13107.986557578171 2005 13967.280172747374 2006 14203.550887721933 2007 14193.609383233956 2008 13754.56915120354 2009 12120.083704458873 2010 11238.567063944864 2011 11535.034806601128 2012 11390.551476707378 2013 10725.697979768316 2014 10449.684704808986 2015 10115.878623985485 2016 10053.482358588717 2017 9401.334159962607 2018 9201.247618510533 2019 9068.080827220307 2020 8748.716140022896 2021 9128.202582173655 2022 9645.939829854835 2023 9340.601209992881