Mae'r ystadegau'n dangos mai’r ffigwr ar gyfer 2021/22 yw'r trydydd ffigwr uchaf a gofnodwyd er ei fod yn is na’r ffigwr ar gyfer 2020/21 a 2019/20.
The stats show that 2021/22 is the third highest delivery figure recorded despite being down compared to 2020/21 and 2019/20.