75% (1952)

55% (1965)

0% (1974)

0% (1959)

40% (2007)

50% (1962)

60% (1961)

50% (1991)

50% (1952)

40% (1980)

70% (1980)

52% (1977)

70% (1977)

50% (1951)

70% (1951)

0% (1961)

80% (1948)

0% (2003)

50% (1974)

90% (1982)