73% (2023)

69% (2022)

74% (2013)

56% (1975)

66% (2016)

71% (2004)

47% (1993)

63% (2024)

73% (1988)

68% (2018)

70% (2022)

58% (1986)

56% (2017)

63% (2010)

60% (2021)

49% (2005)

67% (2021)

70% (1950)

59% (2022)

69% (1984)