59% (1964)

31% (1964)

64% (1967)

65% (1967)

50% (1966)

49% (1966)

35% (1965)

62% (1964)

45% (1980)

51% (1966)

58% (1965)

30% (1967)

55% (1966)

0% (1963)

0% (1965)