40% (1968)

42% (1988)

50% (1971)

70% (1977)

55% (1974)

50% (1986)

63% (1969)

53% (1969)

60% (2013)

0% (1970)

40% (1971)

70% (1967)

0% (1984)

56% (1995)

30% (1996)

50% (1986)

10% (1960)

60% (2012)

0% (1996)

0% (1954)