72% (2004)

78% (2011)

70% (2020)

56% (2017)

69% (2023)

59% (1977)

50% (2009)

66% (2016)

63% (2020)

70% (2020)

74% (2020)

76% (1968)

74% (2024)

73% (2005)

76% (2021)

47% (1984)

70% (2005)

72% (2010)

57% (2013)

61% (2016)