58% (2008)

70% (2025)

67% (2016)

68% (2005)

65% (2015)

78% (1973)

71% (1985)

59% (1983)

63% (2011)

46% (1997)

66% (1985)

65% (1980)

37% (1956)

59% (2016)

65% (2001)

71% (2023)

74% (2015)

62% (2018)

60% (1981)

78% (2014)