47% (1973)

73% (2017)

75% (1996)

58% (2018)

55% (1980)

65% (1993)

61% (2002)

40% (1971)

73% (1982)

59% (2009)

47% (1978)

62% (2009)

72% (1965)

64% (2000)

52% (2007)

57% (2023)

59% (2017)

30% (1987)

56% (2017)

54% (1965)