71% (1951)

62% (2004)

64% (2015)

57% (2005)

69% (2001)

78% (2013)

65% (2013)

61% (1985)

69% (2020)

59% (2006)

71% (1982)

64% (2023)

69% (1984)

79% (2014)

72% (1985)

71% (2023)

77% (2005)

60% (2024)

61% (1996)

65% (2002)