27% (2023)

57% (2009)

57% (1999)

62% (2017)

63% (2022)

51% (2018)

64% (2013)

63% (1977)

71% (1997)

49% (2013)

68% (2018)

63% (1973)

49% (1971)

53% (1979)

55% (2017)

63% (2023)

57% (2006)

59% (2022)

35% (2009)

61% (1975)