As a consequence there was an increase in sessions missed due to study leave from 739 for the week May 17 to May 21 to 4,852 for the week of 5 July to 9 July.
O ganlyniad, bu cynnydd yn nifer y sesiynau a gollwyd oherwydd absenoldeb astudio o 739 ar gyfer yr wythnos Mai 17 i Fai 21 i 4,852 ar gyfer yr wythnos rhwng 5 Gorffennaf ac 9 Gorffennaf.