63% (2009)

66% (2023)

58% (2024)

57% (2016)

61% (2022)

74% (2012)

61% (2006)

67% (2013)

60% (2023)

80% (2018)

58% (2023)

70% (1963)

65% (2023)

73% (1984)

50% (2005)

58% (2008)

67% (1979)

61% (2023)

62% (2008)

83% (1979)