47% (1991)

28% (1983)

73% (1960)

68% (1957)

0% (1947)

48% (1961)

49% (1961)

71% (1957)

65% (1961)

66% (1956)

41% (1958)

30% (1953)

35% (1954)

60% (1954)

20% (1991)

53% (1959)

0% (1955)

0% (1953)