The majority of all sessions missed during the week of 25 January to 29 January were due to an absence directed by the school (code “Y”).
Roedd mwyafrif yr holl sesiynau a gollwyd yn ystod yr wythnos rhwng 25 Ionawr a 29 Ionawr naill ai oherwydd absenoldeb a gyfarwyddwyd gan yr ysgol (cod “Y”).