34% (1983)

67% (1987)

0% (1954)

57% (1991)

64% (1962)

57% (1983)

70% (1976)

50% (1983)

42% (1982)

50% (1987)

0% (1983)

50% (1959)

53% (1981)

60% (1979)

0% (1972)

43% (1989)

52% (1977)

52% (1971)

50% (1967)

51% (1986)