63% (1972)

57% (2024)

50% (1971)

57% (1972)

66% (1971)

66% (1970)

40% (1971)

47% (1969)

65% (1971)

62% (1969)

44% (1971)

52% (1969)

40% (1968)

55% (1971)

60% (1966)

45% (1973)

45% (1970)

56% (1969)

55% (1966)

0% (1969)