Among the third (33%) who had experienced an impact, the effects were nearly always negative, including cancellation of bookings (14% of businesses) and fewer future bookings (13% of businesses).
Ymhlith y trydydd (33%) a oedd wedi profi effaith, roedd yr effeithiau bron bob amser yn negyddol, gan gynnwys canslo archebion (14% o fusnesau) a llai o archebion yn y dyfodol (13% o fusnesau).