64% (1991)

61% (1941)

62% (1956)

60% (1959)

58% (1990)

65% (1947)

64% (1992)

77% (1944)

45% (2012)

59% (2017)

65% (1992)

65% (1971)

52% (1994)

71% (1950)

75% (1992)

58% (2006)

52% (2003)

56% (2001)

66% (2007)

74% (2010)