62% (1972)

60% (1977)

64% (2023)

58% (1990)

52% (1982)

60% (1974)

58% (1989)

55% (1973)

56% (1994)

51% (2020)

50% (1992)

65% (2000)

40% (1992)

0% (1991)

66% (1982)

74% (1990)

39% (1998)

70% (1974)

56% (1993)

68% (1975)