61% (1967)

57% (1967)

44% (1969)

50% (1966)

0% (1966)

0% (1962)

60% (1964)

70% (1965)

10% (1969)

30% (1962)

50% (1962)

60% (1965)

0% (1967)

45% (1969)

0% (1969)

0% (1966)

40% (1949)

20% (1968)

50% (1960)

50% (1969)