74% (1950)

65% (2015)

54% (2014)

71% (1988)

65% (2023)

60% (2015)

67% (2014)

61% (2023)

68% (2018)

69% (1996)

67% (1997)

59% (2016)

59% (2015)

55% (2007)

53% (2007)

54% (2022)

66% (2013)

63% (1925)

55% (2014)

68% (1943)