70% (2002)

50% (1953)

75% (1953)

56% (1956)

71% (1998)

54% (1961)

53% (1953)

53% (1968)

66% (1962)

60% (1944)

57% (1948)

76% (1952)

42% (1985)

49% (1968)

50% (1952)

55% (1966)

50% (1956)

50% (1993)

50% (1959)

50% (1970)