On average 31% of settings were open, up from 30% in the previous week, and down from 39% in the week before the Easter school holidays.
Ar gyfartaledd roedd 31% o leoliadau ar agor, i fyny o’r 30% dros yr wythnos flaenorol ond i lawr o’r 39% yn yr wythnos cyn y gwyliau ysgol Pasg.