64% (1999)

61% (2002)

53% (2002)

55% (1999)

80% (2000)

32% (2003)

47% (1999)

43% (2000)

64% (2004)

67% (1999)

59% (2001)

66% (1999)

44% (2001)

60% (1998)

44% (2002)

49% (2000)

65% (2004)

59% (2001)

58% (2004)

63% (2000)