There was a gradual increase in overnight trips taken in Wales from April 2021 onwards with a peak volume of 1.07 million trips taken in August.
Bu cynnydd graddol yn nifer y teithiau dros nos yng Nghymru o fis Ebrill 2021 ymlaen, gyda nifer uchaf o 1.07 miliwn o deithiau ym mis Awst.