68% (1983)

64% (1965)

49% (2008)

49% (1996)

61% (2011)

59% (2022)

57% (1963)

55% (1966)

66% (1979)

80% (2004)

69% (2017)

50% (1984)

74% (1980)

62% (2013)

0% (1994)

49% (2000)

54% (1995)

57% (1985)

58% (2010)

51% (2012)