44% (1985)

0% (2001)

45% (1996)

48% (1974)

57% (1975)

60% (1951)

42% (1976)

20% (1998)

65% (1988)

0% (1999)

60% (1952)

10% (1994)

20% (1977)

40% (1977)

42% (1970)

0% (1994)

43% (1992)

0% (1984)

60% (1998)

50% (1951)