57% (2007)

58% (1990)

52% (1987)

59% (2021)

55% (1996)

62% (2017)

62% (2021)

80% (1977)

41% (1978)

70% (2022)

75% (1970)

63% (2013)

65% (1987)

69% (2011)

71% (1976)

83% (1974)

77% (1966)

63% (2008)

66% (2008)

51% (1979)