69% (1980)

60% (1975)

69% (1991)

65% (2019)

68% (2000)

69% (2009)

68% (1994)

67% (1982)

59% (2006)

66% (1982)

75% (1939)

52% (2018)

51% (2004)

62% (2007)

65% (2002)

70% (2014)

68% (2015)

50% (2010)

59% (2022)

65% (2010)