52% (1951)

38% (1995)

56% (1951)

50% (1971)

58% (1966)

50% (1964)

50% (1961)

50% (1967)

55% (1940)

50% (1959)

50% (1953)

50% (1951)

70% (2002)

53% (1959)

50% (1964)

55% (1942)

55% (1989)

50% (1964)

50% (1959)

50% (1971)