70% (1968)

62% (1985)

56% (2013)

73% (1975)

52% (2022)

63% (2005)

67% (2017)

64% (2001)

45% (2009)

66% (1963)

68% (1977)

20% (1993)

65% (2018)

58% (2016)

70% (1972)

54% (2018)

50% (2001)

68% (2004)

62% (1980)

63% (2011)