Since 2014/15 until the coronavirus (COVID-19) pandemic, rates of permanent and fixed-term exclusions of 5 days or less had increased each year.
Ers 2014/15 tan y pandemig coronafeirws (COVID-19), roedd cyfraddau gwaharddiadau parhaol a chyfnod penodol o 5 diwrnod neu lai wedi cynyddu bob blwyddyn.