67% (2005)

67% (2002)

75% (2004)

68% (2004)

80% (2004)

77% (2002)

53% (2003)

62% (2001)

57% (2002)

54% (2001)

58% (2006)

61% (2006)

66% (2000)

66% (2005)

68% (2005)

70% (2005)

51% (2001)

67% (2006)

66% (2001)

64% (2005)