74% (2019)

71% (2018)

38% (1977)

28% (1999)

64% (1999)

61% (2022)

69% (2023)

48% (2023)

56% (2016)

63% (1992)

57% (1998)

77% (1993)

51% (2016)

56% (1969)

62% (2009)

45% (2010)

64% (2003)

70% (2008)

81% (1947)

59% (1992)