67% (1982)

74% (1979)

71% (1977)

67% (1979)

57% (2005)

69% (1979)

59% (1979)

64% (1976)

0% (1975)

0% (1973)

25% (1979)

0% (1981)

60% (1980)

49% (1977)

25% (1980)

70% (2020)

0% (1982)

0% (1987)