78% (1956)

63% (1978)

80% (2018)

56% (1970)

53% (1967)

63% (2002)

70% (1972)

30% (1986)

77% (1992)

61% (2021)

40% (1999)

69% (1968)

67% (1967)

68% (2013)

0% (1955)

49% (1996)

48% (1979)

51% (1961)

37% (1985)

68% (1984)