60% (1966)

78% (1955)

71% (1958)

62% (1958)

43% (1957)

77% (1957)

50% (1955)

50% (1959)

0% (1952)

69% (1960)

42% (1962)

58% (1958)

66% (1967)

55% (1957)

42% (1960)

60% (1962)

47% (1966)

62% (1962)

66% (1963)

45% (1951)