76% (2009)

82% (2021)

76% (2018)

60% (2009)

63% (2010)

71% (2010)

77% (2010)

59% (2007)

66% (2012)

74% (2011)

63% (2010)

75% (2012)

57% (2009)

64% (2012)

62% (2008)

64% (2006)

67% (2007)

52% (2007)

71% (2010)

61% (2006)