59% (2019)

58% (2011)

55% (2015)

48% (1976)

68% (1942)

54% (2019)

86% (2017)

64% (2017)

51% (2014)

72% (2008)

40% (1975)

59% (2015)

58% (1975)

68% (1996)

56% (2007)

67% (1993)

45% (2012)

59% (2009)

70% (1991)

55% (1984)