This further supports the finding that the Offer has had the most impact on enabling parents to increase their income for those who earn a lower income relative to the national average.
Mae hyn yn cefnogi ymhellach y canfyddiad bod y Cynnig wedi cael yr effaith fwyaf ar alluogi rhieni i gynyddu eu hincwm i'r rhai sy'n ennill incwm is o'i gymharu â'r cyfartaledd cenedlaethol.