70% (1965)

45% (1970)

58% (1950)

55% (1955)

62% (2001)

57% (1980)

67% (1971)

48% (1999)

0% (1970)

50% (1957)

61% (1932)

66% (1941)

59% (1934)

44% (1984)

60% (1939)

60% (1968)

62% (1936)

62% (1965)

61% (1956)

63% (1936)