57% (1984)

50% (2008)

58% (1995)

67% (1975)

53% (2005)

51% (1957)

71% (2015)

60% (1994)

61% (2023)

45% (1989)

69% (2006)

56% (1965)

55% (1977)

52% (1985)

54% (1982)

64% (1958)

69% (1932)

64% (1991)

58% (2024)

66% (2013)