77% (1961)

64% (1966)

51% (2009)

58% (2009)

43% (2016)

68% (2018)

63% (2010)

60% (1980)

62% (2002)

61% (2023)

61% (2022)

65% (1987)

55% (2001)

62% (2019)

52% (2013)

62% (2011)

67% (2007)

78% (1952)

55% (1983)

72% (2017)