72% (1984)

74% (1990)

80% (2023)

72% (1978)

64% (1999)

74% (2024)

70% (2023)

65% (2018)

63% (1985)

71% (2024)

78% (2006)

82% (2006)

64% (2004)

70% (2023)

59% (2014)

72% (2007)

59% (1992)

60% (2023)

56% (2019)

74% (2022)