Year | Value | 2019 | 91.596078673708 | 2018 | 88.124468817728 | 2017 | 95.447415272354 | 2016 | 100.89334063414 | 2015 | 91.169107686238 | 2014 | 63.026170522136 | 2013 | 55.883430751072 | 2012 | 51.547648612648 | 2011 | 52.667274967782 | 2010 | 63.680802437786 | 2009 | 69.943796276257 | 2008 | 59.164357215332 | 2007 | 64.902426597423 | 2006 | 58.621625748655 | 2005 | 64.290134445518 | 2004 | 75.463414912626 | 2003 | 82.372154311988 | 2002 | 91.993097497843 | 2001 | 84.233644859813 | 2000 | 73.673975609967 | 1999 | 93.500332617207 | 1998 | 107.23581863024 | 1997 | 86.737919124116 | 1996 | 86.901188872745 | 1995 | 89.610421622155 | 1994 | 91.47019071017 | 1993 | 96.520198428276 | 1992 | 116.24302383518 | 1991 | 211.09016905522 | 1990 | 113.13310220078 | 1989 | 88.965262317399 | 1988 | 95.375355008927 | 1987 | 84.582876742195 | 1986 | 101.826132452 | 1985 | 89.069823905339 | 1984 | 84.528148724789 | 1983 | 90.222800089706 | 1982 | 97.859090766997 | 1981 | 68.981358785498 | 1980 | 55.948843664931 | 1979 | 50.846518928814 | 1978 | 69.329080974603 | 1977 | 71.423983130749 | 1976 | 54.621454801156 | 1975 | 45.540577988512 | 1974 | 28.882770230337 | 1973 | 50.24000997444 | 1972 | 52.062841530055 | 1971 | 52.315823731063 | 1970 | 64.308681672026 | 1969 | 65.419615773509 | 1968 | 64.353312302839 | 1967 | 68.922018348624 | 1966 | 58.665105386417 | 1965 | 55.407209612817 |
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