40% (1971)

42% (1982)

62% (1965)

56% (1976)

0% (1977)

51% (2016)

63% (1969)

71% (1960)

58% (2009)

60% (1973)

52% (1990)

68% (1970)

58% (1981)

59% (1968)

66% (1987)

63% (1978)

65% (1986)

60% (1965)

53% (1977)

63% (1979)