64% (1996)

64% (1997)

64% (1998)

47% (1998)

66% (1996)

60% (1996)

68% (1998)

61% (1999)

61% (1998)

63% (1998)

54% (1999)

33% (1998)

57% (1998)

68% (1999)

60% (2000)

58% (1998)

50% (1998)

25% (2002)

50% (1996)

70% (1996)