77% (2009)

67% (2005)

73% (2016)

61% (2019)

72% (1975)

69% (1953)

80% (2017)

56% (2001)

48% (1965)

63% (2006)

72% (2023)

55% (1990)

65% (2007)

69% (1998)

53% (2015)

69% (1954)

70% (2008)

59% (1988)

59% (2017)

66% (1955)