67% (2010)

63% (2009)

75% (2011)

61% (2012)

63% (2012)

58% (2012)

71% (2013)

63% (2010)

73% (2010)

69% (2010)

59% (2009)

67% (2012)

65% (2011)

57% (2011)

66% (2009)

67% (2011)

47% (2010)

60% (2011)

60% (2008)

60% (2010)