47% (1984)

70% (1955)

62% (1952)

58% (1984)

67% (1964)

70% (1959)

47% (2006)

0% (1950)

62% (2000)

70% (1949)

62% (1964)

45% (1989)

57% (1983)

56% (1979)

60% (1995)

52% (2007)

57% (1949)

27% (1986)

35% (1987)

60% (2001)