67% (2003)

70% (2007)

66% (2005)

68% (2004)

44% (2005)

61% (2007)

47% (2007)

69% (2008)

62% (2005)

64% (2008)

57% (2007)

57% (2007)

64% (2003)

43% (2008)

74% (2006)

62% (2003)

63% (2005)

52% (2002)

51% (2005)

66% (2005)