0% (1958)

68% (1973)

0% (1972)

62% (1991)

48% (1989)

0% (1965)

80% (1958)

60% (1976)

70% (1959)

0% (1979)

0% (1982)

49% (1981)

50% (1982)

40% (1966)

65% (1960)

40% (1981)

55% (1986)

53% (1964)

56% (1968)

50% (1965)