0% (1974)

76% (1976)

73% (1971)

0% (1979)

61% (1969)

70% (1970)

0% (1975)

50% (1960)

62% (1959)

50% (1981)

0% (1980)

35% (1977)

80% (1990)

60% (1978)

0% (1984)

50% (1961)

50% (1991)

0% (1973)

0% (1967)

0% (1982)