43% (1982)

61% (1997)

23% (2008)

62% (1978)

60% (2000)

10% (2013)

48% (1936)

0% (1972)

60% (1960)

60% (1969)

100% (1997)

90% (1998)

66% (1978)

45% (2003)

58% (2007)

66% (2011)

60% (1997)

63% (1952)

41% (2016)

85% (1968)