71% (1956)

52% (2008)

60% (1982)

72% (2005)

59% (1991)

71% (2004)

56% (2005)

61% (2002)

77% (1961)

74% (1964)

70% (1983)

69% (2023)

55% (2022)

81% (2011)

60% (2012)

38% (2011)

56% (1976)

74% (1991)

66% (1992)

71% (2004)