On average 32% of settings were open, up from 26% in the previous week and up from 31% in the week before the Whitsun school holidays.
Ar gyfartaledd roedd 32% o leoliadau ar agor, i fyny o’r 26% dros yr wythnos flaenorol a’r 31% yn yr wythnos cyn y gwyliau ysgol Sulgwyn.