52% (2001)

56% (1999)

58% (1999)

62% (1998)

56% (2002)

72% (1999)

57% (1997)

48% (1998)

59% (1999)

50% (1999)

58% (2000)

0% (1999)

45% (1997)

64% (1998)

60% (1999)

80% (1998)

0% (1998)

52% (2001)

55% (1997)

58% (1999)