The highest number of weekly tests authorised through NHS Wales and non-NHS Wales laboratories was in the week beginning 27 December 2021 when 207,301 tests were authorised.
Y nifer mwyaf o Profion wythnos a awdurdodwyd trwy labordai GIG Cymru a labordai heblaw GIG Cymru yn yr wythnos a ddechreuodd ar 27 Rhagfyr 2021, pan awdurdodwyd 207,301 o brofion.