6,407 children were looked after on 31 March 2018, an increase of 464 (8%) on the previous year and a rate of 102 per 10,000 population aged under 18.
Roedd 6,407 o blant yn derbyn gofal ar 31 Mawrth 2018, sef cynnydd o 464 (8%) dros y flwyddyn flaenorol a chyfradd o 102 allan o bob 10,000 o’r boblogaeth sydd o dan 18 mlwydd oed.