58% (1951)

70% (2019)

62% (2012)

74% (2009)

65% (2024)

56% (2020)

65% (2015)

74% (2013)

65% (2000)

61% (2014)

60% (2011)

63% (2021)

68% (2017)

64% (1997)

68% (2023)

60% (2016)

80% (1989)

57% (1924)

50% (1985)

50% (1938)