This could be attributed to the fact that the Offer has been available for a few years now and that some parents would have used the Offer previously for an older child.
Gellid priodoli hyn i'r ffaith bod y Cynnig wedi bod ar gael ers rhai blynyddoedd bellach ac y byddai rhai rhieni wedi defnyddio'r Cynnig o'r blaen ar gyfer plentyn hŷn.