72% (2005)

68% (2011)

78% (2012)

62% (1966)

71% (2004)

66% (1946)

71% (1949)

47% (1997)

57% (1971)

59% (1978)

53% (1989)

57% (1998)

55% (1989)

66% (2016)

61% (2012)

65% (2010)

68% (1961)

59% (1994)

60% (1999)

0% (2024)