53% (2002)

29% (2004)

62% (2004)

56% (2002)

66% (2001)

38% (2002)

48% (2002)

54% (2004)

61% (2003)

49% (2005)

55% (2002)

55% (2004)

64% (2002)

55% (2007)

63% (2004)

61% (2001)

71% (2003)

58% (2002)

53% (2002)

53% (2001)