During 2017-18, 531 affordable housing units were delivered on land made available by the public sector, down 23% on the previous year.
Yn ystod 2017-18, cafodd cyfanswm o 531 o unedau tai fforddiadwy eu cyflawni ar dir a oedd ar gael gan y sector gyhoeddus, gostyngiad o 23% ar y flwyddyn flaenorol.