59% (1979)

70% (1974)

65% (1981)

51% (1990)

61% (1981)

61% (1978)

59% (1976)

61% (1977)

58% (1974)

58% (1980)

53% (1982)

41% (1964)

72% (1981)

57% (1977)

46% (1984)

30% (1982)

40% (1992)

0% (1916)

0% (1973)

56% (1982)