52% (1968)

65% (1997)

74% (1986)

0% (1930)

56% (1961)

0% (1926)

67% (1939)

40% (1926)

62% (1942)

0% (1924)

55% (1981)

38% (1937)

0% (1929)

66% (1942)

44% (1980)

51% (1942)

52% (1943)

57% (1965)

60% (1943)

60% (1923)