69% (2019)

76% (2009)

60% (2024)

78% (2015)

68% (2012)

58% (2021)

70% (2009)

74% (2018)

71% (2009)

72% (2017)

62% (2011)

72% (2005)

72% (1987)

72% (2011)

58% (2003)

69% (2012)

65% (2004)

58% (2015)

64% (2012)

73% (2014)