55% (2019)

49% (1989)

40% (2020)

60% (1956)

59% (2020)

54% (1983)

43% (2012)

50% (2012)

70% (1971)

60% (1949)

58% (1964)

62% (2000)

65% (2008)

67% (2013)

66% (2003)

62% (1994)

55% (2015)

64% (1964)

58% (2011)

51% (1994)