55% (1969)

41% (2006)

62% (2013)

42% (1983)

73% (1987)

67% (1947)

63% (2007)

57% (1974)

48% (1996)

42% (1987)

70% (2018)

25% (2000)

59% (2017)

50% (1981)

66% (2007)

68% (1968)

50% (1979)

42% (1969)

56% (1993)

54% (1973)