68% (2018)

45% (1985)

34% (1998)

65% (1977)

30% (1998)

62% (1982)

75% (2011)

40% (1984)

40% (2006)

80% (1972)

58% (1976)

0% (1987)

65% (1999)

54% (1987)

60% (2004)

0% (1958)

0% (2013)

72% (2013)

84% (2000)

57% (1997)