dividing the results out by household size, then aggregating by age group, sex and household type to give the projected total number of households.
Amcangyfrifon o’r boblogaeth ac o aelwydydd fesul grŵp ethnig, hunaniaeth genedlaethol, prif iaith a chrefydd preswylwyr ac aelwydydd yng Nghymru, ar sail Cyfrifiad 2021.