Respondents who were more likely to disagree that the council tax system is fair were those who paid their council tax in full or partly via a discount or reduction.
Yr ymatebwyr a oedd yn fwy tebygol o anghytuno bod y system dreth gyngor yn deg oedd y rhai a oedd yn talu eu treth gyngor yn llawn neu'n rhannol trwy ddisgownt neu ostyngiad.