71% (2006)

59% (2011)

74% (2015)

69% (2017)

73% (2020)

69% (2009)

70% (2018)

63% (2017)

59% (2012)

63% (2018)

57% (2018)

65% (2017)

63% (2006)

69% (2012)

77% (2017)

60% (2014)

70% (2021)

61% (2018)

66% (2013)

0% (2009)