50% (1983)

57% (2017)

68% (1960)

59% (1989)

59% (2016)

76% (2005)

55% (1970)

41% (1979)

58% (1967)

54% (2011)

58% (1983)

30% (1971)

42% (1990)

50% (2004)

20% (1968)

59% (1958)

52% (1972)

0% (2007)

45% (1972)

0% (1988)