59% (1981)

23% (1981)

0% (1970)

64% (1956)

50% (1966)

60% (1970)

40% (1981)

45% (1978)

52% (1982)

64% (1978)

50% (1969)

55% (1982)

56% (1971)

60% (1955)

0% (1954)

23% (1974)

20% (1959)

0% (1952)

60% (1973)

0% (1969)