48% (1996)

54% (2006)

67% (1950)

88% (2010)

54% (2017)

50% (2018)

65% (2018)

58% (2012)

62% (1953)

56% (2006)

65% (2017)

42% (2003)

59% (2009)

62% (1970)

67% (2005)

38% (2018)

66% (2012)

63% (2010)

46% (1984)

64% (1954)