80% (1972)

63% (1962)

60% (1972)

67% (1966)

86% (1967)

78% (1968)

0% (1958)

64% (1959)

80% (1956)

80% (1968)

70% (1974)

77% (1971)

0% (1966)

71% (1968)

0% (1956)

72% (1965)

70% (1963)

65% (1968)

0% (1970)

50% (1972)