67% (2006)

67% (2005)

59% (2003)

65% (2008)

50% (2006)

63% (2004)

73% (2004)

64% (2005)

19% (2007)

30% (2005)

52% (2004)

58% (2006)

80% (2007)

27% (2004)

41% (2004)

62% (2005)