48% (1967)

35% (1961)

0% (1989)

64% (1984)

62% (1986)

50% (1936)

75% (1974)

54% (1977)

45% (1935)

49% (1961)

50% (1989)

64% (1946)

47% (1938)

62% (1959)

70% (1975)

0% (1980)

20% (1984)

57% (1991)

60% (1967)

60% (1988)