Year | Value | 2022 | 132.4562190483 | 2021 | 120.85695830044 | 2020 | 117.97800186607 | 2019 | 117.11045718797 | 2018 | 115.45162563698 | 2017 | 113.12890260532 | 2016 | 110.77388215029 | 2015 | 108.6296920979 | 2014 | 108.02321825881 | 2013 | 107.6571807938 | 2012 | 106.47204478576 | 2011 | 103.53208210723 | 2010 | 100 | 2009 | 97.857604248906 | 2008 | 97.909638986579 | 2007 | 93.702899590899 | 2006 | 92.025227876265 | 2005 | 90.40587095385 | 2004 | 87.959341132563 | 2003 | 86.152479724395 | 2002 | 84.804959448791 | 2001 | 83.432318954999 | 2000 | 81.421804349386 | 1999 | 79.401421086629 | 1998 | 78.521316299433 | 1997 | 77.782961314864 | 1996 | 76.536819062657 | 1995 | 74.979479473193 | 1994 | 73.894729239934 | 1993 | 72.178652300294 | 1992 | 70.243837472188 | 1991 | 68.578775209933 | 1990 | 66.44244419723 | 1989 | 64.227673508936 | 1988 | 62.292222601019 | 1987 | 61.577349637551 | 1986 | 60.635449113615 | 1985 | 59.860632132348 | 1984 | 57.081486399196 | 1983 | 53.677387317878 | 1982 | 49.85750017943 | 1981 | 45.855865570947 | 1980 | 42.60609165291 | 1979 | 39.94994437666 | 1978 | 38.24092532118 | 1977 | 36.604487547549 | 1976 | 34.179135864494 | 1975 | 31.337280198091 | 1974 | 27.789111282567 | 1973 | 24.662435405153 | 1972 | 23.058642252207 | 1971 | 21.867221703868 | 1970 | 20.956930488768 | 1969 | 20.168644584799 | 1968 | 19.43890942367 | 1967 | 18.927590073925 | 1966 | 18.42454424747 | 1965 | 17.686258343501 | 1964 | 16.995362628293 | 1963 | 16.315220160769 | 1962 | 15.972138089428 | 1961 | 15.750899842102 | 1960 | 15.596081245963 |
|