The majority of all sessions missed during the week of 22 March to 26 March were due to an absence directed by the school (code “Y”).
Roedd mwyafrif yr holl sesiynau a gollwyd yn ystod yr wythnos rhwng 22 Mawrth i 26 Marwth naill ai oherwydd absenoldeb a gyfarwyddwyd gan yr ysgol (cod “Y”).