55% (1985)

0% (1983)

30% (1976)

50% (1981)

50% (1972)

88% (1974)

73% (1989)

100% (2015)

50% (1974)

51% (1967)

73% (1977)

0% (1972)

47% (1987)

10% (2008)

0% (1965)

85% (1986)

0% (1950)

60% (1983)

0% (1992)

50% (1971)