72% (2008)

65% (2019)

56% (2014)

63% (2011)

52% (1971)

55% (1992)

70% (1985)

68% (2005)

58% (2017)

71% (1933)

52% (2014)

59% (1981)

53% (1990)

73% (1952)

48% (1972)

57% (2017)

71% (2010)

58% (2019)

60% (2017)

47% (2021)