50% (1952)

59% (1964)

58% (1985)

58% (1970)

0% (1994)

63% (1969)

50% (1995)

68% (1956)

90% (1982)

70% (1955)

50% (1951)

54% (2004)

0% (1982)

0% (1961)

65% (1977)

50% (1977)

0% (1994)

51% (2003)

70% (1977)

63% (1961)