0% (1923)

50% (1950)

40% (1992)

58% (1983)

68% (1973)

71% (1963)

50% (1980)

0% (2002)

58% (1971)

0% (1982)

66% (1959)

50% (1968)

50% (1973)

63% (1969)

0% (1961)

0% (1987)

53% (1971)

63% (1981)

50% (1973)

72% (1972)