67% (2003)

71% (2003)

75% (2001)

75% (2001)

78% (2003)

58% (2001)

65% (2000)

63% (2001)

60% (2002)

65% (1999)

58% (2002)

54% (2001)

58% (2000)

68% (2001)

56% (2003)

61% (2002)

62% (2001)

58% (2002)

44% (2002)

55% (2001)