70% (2017)

63% (2015)

64% (2022)

72% (2021)

60% (2017)

49% (2019)

67% (2009)

59% (2013)

69% (2012)

64% (2018)

65% (2013)

64% (2011)

62% (2015)

56% (2014)

48% (1997)

59% (1959)

67% (2019)

68% (2009)

69% (2007)

59% (2016)