52% (2008)

58% (2013)

67% (1957)

60% (2024)

70% (2006)

71% (1970)

55% (2023)

55% (2010)

64% (2006)

76% (2006)

50% (2010)

59% (1964)

61% (1968)

67% (1963)

62% (1957)

67% (1984)

59% (1968)

57% (1963)

90% (2006)

60% (1976)