68% (1996)

71% (1994)

74% (1996)

65% (1994)

47% (1999)

67% (1994)

58% (1998)

67% (1994)

66% (1994)

56% (1999)

48% (1992)

50% (1996)

0% (1965)

0% (1989)

60% (2001)

20% (1964)

0% (1994)

0% (1994)

0% (1988)

0% (1994)