61% (1961)

64% (1967)

54% (1969)

50% (1994)

55% (1961)

60% (1993)

61% (1978)

70% (1986)

61% (1964)

56% (1962)

40% (2002)

68% (1964)

58% (1992)

75% (2018)

55% (1971)

62% (1961)

61% (1966)

75% (1964)

63% (1961)

62% (1971)