Pa ffigurau sydd ar gael ar gyfer nifer y bobl ag anableddau dysgu mewn lleoliadau tai y tu allan i'r sir, a beth yw'r amcangyfrif o'r costau ychwanegol o ddarparu gwasanaethau o'r fath y tu allan i'r sir?
Data on people with a learning disability placed out of county and associated cost is held by individual local authorities and health boards. However, a national inspection of care and support for adults with a learning disability undertaken in 2015-16 by Care and Social Services Inspectorate Wales supported by Healthcare Inspectorate Wales found that 547* people with a learning disability were placed out of county at that time. (* Please note this is a figure based on self-reported data and has not been validated centrally.)