70% (1983)

0% (2001)

10% (1996)

0% (2014)

0% (1975)

54% (1956)

0% (1974)

0% (2001)

0% (1994)

70% (1954)

0% (1974)

80% (1988)

78% (1986)

80% (1982)

0% (1986)

70% (1978)

0% (1998)

0% (1983)

60% (1955)

0% (1984)