72% (2005)

62% (2010)

62% (2008)

75% (2006)

65% (2006)

57% (2010)

58% (2005)

61% (2009)

67% (2010)

52% (2001)

61% (2006)

56% (2002)

0% (2002)

65% (2005)

73% (2009)

67% (2010)

56% (2009)

0% (2004)

59% (2005)

63% (2008)