This was 0.7 percentage points lower than in the previous month and 24 percentage points lower than March 2020.
Fel yr oedd mis Mawrth 2020, roedd nifer y cofrestriadau tacsis wedi gostwng 0.7%, ac roedd cofrestriadau cerbydau hurio preifat wedi gostwng 2.4% o’u cymharu â 2019.