44% (2001)

0% (1991)

39% (2005)

56% (1991)

10% (1991)

43% (2005)

30% (2002)

58% (1990)

72% (1997)

47% (2001)

50% (1994)

47% (1989)

69% (1989)

49% (1993)

52% (1997)

74% (2000)

54% (1992)

33% (1992)

24% (1994)

54% (1999)