62% (1950)

50% (1970)

54% (1971)

50% (1983)

50% (1976)

0% (1982)

50% (1967)

62% (1973)

50% (2001)

20% (1978)

42% (1923)

50% (1967)

35% (1989)

48% (1979)

64% (1988)

42% (1986)

50% (1981)

50% (1966)

81% (1987)

55% (1972)