0% (1985)

65% (1987)

48% (1980)

80% (1967)

50% (1953)

55% (2002)

60% (1950)

50% (1974)

50% (1964)

75% (1949)

65% (1970)

73% (1981)

77% (1990)

40% (1991)

0% (1996)

60% (1992)

69% (1987)

60% (1993)

0% (1953)

50% (1979)