75% (1962)

50% (2009)

68% (2005)

74% (1964)

64% (2015)

54% (2014)

64% (1993)

53% (2015)

41% (1947)

58% (2014)

79% (1988)

60% (2003)

53% (2008)

71% (2010)

0% (2003)

75% (2013)

48% (2006)

32% (1997)

56% (1988)

60% (1964)