69% (2001)

64% (1999)

81% (2000)

56% (1999)

61% (2002)

59% (2001)

49% (2001)

78% (2004)

67% (1999)

43% (2000)

64% (2004)

54% (2002)

44% (2001)

51% (2001)

46% (2002)

66% (1999)

32% (2003)

47% (2000)

49% (2000)

58% (2004)