71% (2015)

58% (2023)

64% (1981)

71% (2022)

64% (2006)

74% (2004)

66% (2014)

70% (2016)

59% (1994)

56% (2004)

67% (1980)

79% (2015)

66% (2023)

61% (1998)

62% (2004)

65% (2010)

53% (1997)

60% (1997)

61% (2014)

74% (1981)