74% (1954)

76% (2006)

61% (2009)

56% (2005)

64% (2008)

71% (1948)

73% (1955)

69% (1951)

69% (1949)

49% (2015)

56% (2009)

72% (1951)

69% (2002)

60% (2007)

66% (1947)

72% (1945)

61% (2010)

77% (1949)

64% (1947)

51% (2007)