72% (2003)

68% (2018)

71% (2017)

67% (2014)

70% (2011)

65% (2015)

72% (2013)

66% (2013)

66% (2017)

66% (2019)

64% (2009)

67% (2000)

69% (2012)

73% (2010)

67% (2015)

69% (2009)

62% (2024)

64% (2008)

70% (2017)

56% (2015)