Eoin Ó Broin (Dublin Mid West, Sinn Fein) | Oireachtas source

I apologise for pressing Mr. Ó Donnabháin on it but will he explain how it works? We understand that the HNDA is a tool provided by the Department but how is a figure of 12% or 1,700 households in need of affordable housing generated? I ask him to explain in the simplest terms possible.