66% (2013)

77% (1961)

72% (1986)

74% (1963)

80% (1943)

68% (1975)

62% (1976)

64% (1958)

45% (1939)

0% (1935)

61% (1990)

0% (1960)

0% (1979)

60% (1977)

62% (1993)

0% (2005)

69% (1989)

66% (1986)

56% (1988)

75% (1989)