64% (1992)

48% (1988)

63% (1968)

50% (2000)

50% (1968)

50% (1965)

57% (1982)

0% (1976)

0% (1989)

0% (1971)

0% (1975)

50% (1956)

50% (1978)

68% (1953)

0% (1987)

0% (1993)

50% (1968)

50% (1953)

0% (1990)

0% (1949)