Year | Value | 2005 | 100.32024649276 | 2004 | 86.054259662868 | 2003 | 88.85698585351 | 2002 | 91.258208487889 | 2001 | 92.258089349779 | 2000 | 90.832668833156 | 1999 | 83.044417926423 | 1998 | 83.056906494776 | 1997 | 77.928596969585 | 1996 | 74.236694605 | 1995 | 77.677346244651 | 1994 | 85.755149371449 | 1993 | 76.296112407821 | 1992 | 71.724882954594 | 1991 | 78.216881127137 | 1990 | 86.019794549114 | 1989 | 84.956437654779 | 1988 | 83.156113657712 | 1987 | 80.086331508307 | 1986 | 66.769588330396 | 1985 | 77.999994871795 | 1984 | 79.777505725947 | 1983 | 97.309264305177 | 1982 | 92.337482710927 | 1981 | 92.016286287808 | 1980 | 79.59549071618 | 1979 | 78.425458110248 | 1978 | 79.506192316794 | 1977 | 86.485284964879 | 1976 | 87.474694129038 | 1975 | 66.964210526316 | 1974 | 71.666492091757 | 1973 | 89.485111662531 | 1972 | 81.461705322877 | 1971 | 77.645807480943 | 1970 | 77.781926811053 | 1969 | 75.371038908945 | 1968 | 74.646354733406 | 1967 | 76.534211145074 | 1966 | 81.301440329218 | 1965 | 80.165517241379 | 1964 | 80.353399221324 | 1963 | 66.312645204115 | 1962 | 71.603830041891 | 1961 | 76.930320150659 | 1960 | 79.952021932831 |
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