65% (1964)

57% (1957)

49% (1974)

71% (1972)

0% (1967)

38% (1947)

52% (1961)

82% (1956)

62% (1971)

59% (1986)

63% (1968)

77% (1965)

30% (1985)

64% (1983)

0% (1969)

41% (1981)

30% (1986)

64% (1968)

51% (1989)

60% (1961)