80% (1962)

60% (1989)

65% (1977)

0% (1976)

50% (1995)

60% (1971)

0% (1978)

60% (1982)

0% (1954)

40% (2002)

50% (1979)

56% (1977)

0% (1984)

70% (1955)

80% (1983)

50% (1969)

57% (1967)

50% (1970)

0% (1972)

54% (1969)