66% (2001)

73% (1999)

51% (2001)

70% (2006)

67% (2006)

52% (2000)

52% (2002)

58% (2004)

64% (2001)

59% (2001)

49% (2005)

56% (2003)

33% (2000)

64% (2000)

63% (2004)

57% (2000)

58% (2002)

61% (2001)

58% (2004)

44% (2002)