Ym mhob un o'r pum mlynedd diwethaf, faint y mae Llywodraeth Cymru wedi'i wario ar ddŵr potel?
Wedi'i ateb gan Prif Weinidog | Wedi'i ateb ar 27/10/2021
The Welsh Government does not maintain separate budgets for expenditure on bottled water therefore we do not hold the information at the level of detail requested.