69% (2001)

81% (2000)

64% (1999)

61% (2002)

67% (1999)

53% (2002)

43% (2000)

55% (1999)

64% (2004)

59% (2001)

66% (1999)

45% (2002)

59% (2001)

32% (2003)

50% (2001)

58% (2004)

43% (2001)

47% (2000)

60% (1998)

62% (2000)