32% (1970)

20% (1975)

52% (1966)

63% (1970)

65% (1955)

64% (2023)

42% (1959)

40% (1967)

60% (1984)

50% (1982)

50% (1960)

30% (1976)

50% (2015)

60% (1955)

60% (1967)

50% (1968)

30% (1968)

0% (1966)

30% (1983)

50% (1985)