56% (2015)

64% (1961)

63% (2011)

60% (2000)

46% (2008)

63% (2008)

49% (1991)

72% (1987)

66% (1976)

70% (2014)

62% (1967)

60% (2021)

69% (1964)

40% (1958)

72% (1970)

57% (2014)

70% (1973)

53% (1968)

58% (2005)

59% (1964)