The most common reason for sessions missed during the week of 1 November to 5 November 2021 was illness (code “I”), with 5% of sessions missed for this reason.
Y rheswm mwyaf cyffredin dros sesiynau a gollwyd yn ystod yr wythnos rhwng 1 Tachwedd i 5 Tachwedd 2021 oedd salwch (cod “I”), gyda 5% o sesiynau wedi’u colli oherwydd y rheswm hwn.