100% (1994)

54% (1996)

56% (1996)

68% (1992)

40% (1995)

50% (1996)

73% (1994)

30% (1999)

46% (1995)

49% (1994)

53% (1998)

50% (2001)

60% (1995)

52% (1992)

62% (1996)

75% (1994)

40% (1995)

40% (1994)

60% (2001)

27% (1996)