68% (1983)

44% (1989)

58% (1990)

50% (1946)

63% (1982)

47% (1990)

0% (1987)

57% (1961)

57% (1978)

38% (1967)

50% (1972)

42% (1982)

64% (1975)

63% (1960)

37% (1980)

67% (1981)

56% (1949)

70% (1960)

62% (1945)

35% (1981)