70% (2014)

68% (1979)

61% (1979)

56% (1980)

30% (1983)

70% (1973)

60% (1977)

60% (2014)

42% (1981)

58% (1978)

59% (1979)

50% (1971)

70% (1987)

54% (1978)

0% (1982)

57% (2015)

0% (1976)

50% (1973)

45% (1973)

42% (1983)