72% (2022)

63% (2022)

63% (2011)

60% (1979)

64% (2018)

67% (1967)

61% (2006)

57% (1977)

61% (1972)

74% (2005)

58% (1982)

58% (1976)

58% (2002)

58% (1972)

52% (2020)

62% (1980)

69% (2001)

67% (2011)

69% (1996)

65% (1980)