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1958 |
1959 | 1960 |
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| 1961 | 1962 | 1963 + 1965 |
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| 1964 + 1966 | 1967 | |
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| 1968 | 1969 | ? |
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| 1970 + 1971 + 1972 | 1973 | 1974 + 1975 + 1976 |
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| 1977 + 1979 | 1978 | ? |
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| 1980 | 1981 | 1982 |
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| 1983 | 1984 | 1985 |
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