0% (1953)

69% (1982)

0% (1975)

50% (1960)

66% (1955)

50% (1976)

0% (1951)

80% (1974)

50% (1993)

92% (2004)

50% (1988)

0% (1992)

0% (1987)

95% (1999)

68% (1978)

73% (1961)

50% (1974)

0% (1969)

67% (1952)

70% (1955)