Due to the COVID-19 pandemic, many of the housing data collections and statistical outputs regularly produced by the Welsh Government were cancelled or postponed during 2020.
O ganlyniad i bandemig COVID-19, cafodd llawer o'r casgliadau data tai/allbynnau ystadegol a gynhyrchwyd yn rheolaidd gan Lywodraeth Cymru eu canslo neu eu gohirio yn ystod 2020.