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Dysgwch fwy am y cyfrifiad
Cyhoeddwyd: 27 May 2022
Cyhoeddwyd: 21 May 2021
Cyhoeddwyd: 20 December 2019
Cyhoeddwyd: 28 May 2019
Cyhoeddwyd: 1 August 2018
Cyhoeddwyd: 23 May 2017
We moved them to The National Archives website, to keep this website as responsive as possible.
Please note: all historical data is still on this website.