66% (1988)

51% (1986)

60% (1990)

60% (1969)

60% (1986)

48% (1970)

80% (1972)

45% (1979)

0% (1986)

36% (1989)

42% (1986)

61% (1966)

0% (1938)

50% (1972)

30% (1988)

60% (1991)

0% (1985)

0% (1988)

0% (1953)

0% (1989)