70% (1966)

58% (1968)

60% (1986)

49% (1972)

47% (1936)

56% (1969)

61% (1969)

60% (1991)

30% (1980)

38% (1959)

100% (1971)

45% (1980)

57% (1969)

56% (1989)

73% (1967)

54% (1989)

62% (1981)

70% (1965)

56% (1949)

64% (1968)