Testing data for coronavirus (COVID-19): up to 24 May 2020, file type: ODS, file size: 20 KB
Profi, Olrhain, Diogelu (olrhain cysylltiadau ar gyfer coronafeirws (COVID-19)): hyd at 19 Rhagfyr 2020, math o ffeil: ODS, maint ffeil: 24 KB