61% (1957)

63% (2006)

69% (1997)

0% (1967)

59% (1999)

43% (1955)

0% (1991)

69% (2005)

47% (1997)

77% (1952)

0% (2003)

69% (1955)

56% (1957)

56% (1967)

40% (2002)

33% (1996)

100% (1961)

62% (1952)

51% (2010)

69% (1995)