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Hidlo yn ôl (7 canlyniad, wedi trefnu yn ôl y diweddaraf)
Adroddiad thematig | 10/02/2022
pdf, 2.11 MB Added 10/02/2022
Adroddiad thematig | 15/01/2021
pdf, 1.35 MB Added 15/01/2021
Adroddiad thematig | 15/10/2020
pdf, 3.47 MB Added 15/10/2020
Adroddiad thematig | 05/02/2020
pdf, 1.18 MB Added 05/02/2020
Adroddiad thematig | 20/12/2018
pdf, 682.96 KB Added 20/12/2018
Adroddiad thematig | 17/05/2018
pdf, 940.23 KB Added 17/05/2018