69% (2008)

68% (2005)

55% (2001)

60% (1979)

69% (1947)

49% (2000)

63% (1976)

98% (2019)

47% (1996)

56% (2012)

63% (2020)

55% (2021)

57% (2017)

68% (1971)

84% (2016)

53% (2018)

73% (2008)

66% (2006)

74% (2009)

50% (2023)