74% (1979)

67% (1978)

68% (1979)

59% (1979)

72% (1977)

59% (2005)

65% (1976)

49% (1977)

60% (1980)

0% (1987)

0% (1982)

25% (1979)

70% (2020)

0% (1975)

25% (1980)

0% (1981)

0% (1973)