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Rhyddhawyd ar: 15 September 2020
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Gwybodaeth gorfforaethol
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Rhyddhawyd ar: 28 October 2025
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Gwybodaeth gorfforaethol
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Rhyddhawyd ar: 27 November 2020
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Gwybodaeth gorfforaethol
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Rhyddhawyd ar: 22 March 2023
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Gwybodaeth gorfforaethol
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Rhyddhawyd ar: 13 January 2016
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Gwybodaeth gorfforaethol
The statutory authority for the taking of the Census.
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Rhyddhawyd ar: 13 January 2016
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Gwybodaeth gorfforaethol
The legislation behind the taking of the 2001 Census in England and Wales.
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Topic
Smoking, drinking and drug taking in Great Britain and associated deaths and illnesses.
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Rhyddhawyd ar: 25 January 2016
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Gwybodaeth gorfforaethol
Outlines the current and forthcoming ONS run census events taking place around the country.
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Rhyddhawyd ar: 5 August 2025
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Gwybodaeth gorfforaethol
Information about the SDCS for those taking part in the school survey pilot; children, young people, parents, carers and teachers.
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Rhyddhawyd ar: 5 August 2025
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Gwybodaeth gorfforaethol
Information for young people and young adults taking part in the Safety During Childhood Survey online pilot. You will have received a letter through the post.
