83% (1999)

0% (1973)

50% (2007)

0% (1957)

60% (1956)

53% (1997)

50% (1962)

68% (2012)

68% (1982)

55% (1960)

50% (1984)

50% (1989)

50% (1977)

60% (1992)

52% (1991)

50% (1975)

57% (1981)

0% (1993)

0% (1979)

40% (1984)