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Hidlo yn ôl (7 canlyniad, wedi trefnu yn ôl y diweddaraf)
Adroddiad thematig | 27/04/2022
pdf, 395.05 KB Added 27/04/2022
Adroddiad thematig | 20/07/2020
pdf, 835.84 KB Added 20/07/2020
Adroddiad thematig | 20/12/2018
pdf, 682.96 KB Added 20/12/2018
Adroddiad thematig | 28/06/2018
pdf, 1.66 MB Added 28/06/2018
Adroddiad thematig | 24/05/2016
pdf, 158.41 KB Added 24/05/2016
Adroddiad thematig | 24/05/2016
pdf, 1.8 MB Added 24/05/2016