66% (2015)

70% (2012)

63% (2020)

78% (2014)

49% (2017)

58% (2017)

59% (2018)

61% (1999)

76% (2010)

75% (2009)

67% (1975)

58% (2000)

75% (1956)

68% (2009)

57% (2004)

52% (1969)

62% (2018)

62% (2015)

64% (2009)

58% (1999)