Monthly data on ophthalmology outpatients who were waiting within their target date or within 25% beyond their target date at the end of January 2020.
Data misol ar gleifion allanol offthalmoleg a oedd yn aros o fewn eu dyddiad targed neu o fewn 25% y tu hwnt i'w dyddiad targed ar ddiwedd mis Ionawr 2025.