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Dewis pwnc arall neu clirio pob hidlydd.
Nid yw holl gynnwys y cyfrifia wedi'i ryddhau. Edrychwch am ddatganiadau sydd i ddod ar y calendr datganiadau. Fel arall, gallwch greu set ddata eich fun.
Rhyddhawyd ar: 04 December 2019 | Bwletin ystadegol
The changing composition of families over time, comparing the fertility of women of the same age and the number of children they have had.
Rhyddhawyd ar: 22 November 2018 | Bwletin ystadegol
Rhyddhawyd ar: 24 November 2017 | Bwletin ystadegol
Rhyddhawyd ar: 17 November 2016 | Bwletin ystadegol
Rhyddhawyd ar: 17 November 2020 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 27 January 2022 | Bwletin ystadegol
Rhyddhawyd ar: 30 May 2019 | Erthygl
Rhyddhawyd ar: 08 September 2022 | Data a gyrchwyd gan y defnyddiwr
Rhyddhawyd ar: 28 February 2023 | Erthygl
Rhyddhawyd ar: 01 February 2021 | Data a gyrchwyd gan y defnyddiwr
