The number of completed 3 bedroom properties increased by 22% compared to the same quarter of 2018 and accounted for 42% of all completed dwellings.
Cynyddodd nifer yr anheddau 3 ystafell wely 22% o gymharu â’r un chwarter yn 2018, ac roedd yn cynrychioli 44% o’r cyfanswm a gwblhawyd.