67% (2013)

56% (2019)

64% (2000)

78% (1985)

75% (2002)

68% (1988)

57% (1990)

69% (2024)

53% (2023)

70% (1973)

65% (1988)

69% (1982)

71% (2020)

70% (2011)

55% (1997)

68% (1970)

64% (1984)

67% (1992)

67% (2007)

51% (2009)