69% (1977)

71% (2007)

38% (2023)

55% (2005)

50% (2005)

68% (1960)

49% (1965)

59% (2006)

57% (2013)

59% (2011)

70% (2003)

42% (2022)

71% (1979)

61% (2014)

57% (1984)

64% (2002)

56% (2022)

64% (2016)

70% (1958)

62% (2005)