10% (1994)

59% (1964)

59% (1955)

43% (1987)

50% (1955)

52% (1986)

42% (1970)

0% (1999)

0% (1994)

20% (1998)

69% (1998)

65% (1983)

45% (1996)

50% (1975)

45% (1996)

53% (1981)

58% (1951)

55% (1952)

60% (1952)

50% (1978)