Latest data (2020-21 to 2022-23) shows that this was the case for 29% of children in Wales compared to 16% of pensioners.
Mae’r data diweddaraf (2020-21 a 2022-23) yn dangos bod hyn yn wir am 29% o blant yng Nghymru o’i gymharu â 16% o bensiynwyr.