A yw Trafnidiaeth Cymru yn adrodd i'r Swyddfa Rheilffyrdd a Ffyrdd ar nifer y tocynnau trên dim tâl a roddir?
Wedi'i ateb gan Y Dirprwy Weinidog Newid Hinsawdd | Wedi'i ateb ar 12/01/2024
Transport for Wales do not currently report this information to the Office of Rail & Road, but plan to do so to ensure that they are included in statistics published.