During 2020, this proportion dropped suddenly, which could be due to the coronavirus (COVID-19) pandemic, as an opposite trend can be observed for those giving 'other' reasons.
Mae’n bosibl y bydd darparwyr yn parhau i wynebu pwysau ariannol oherwydd COVID-19 am beth amser i ddod, a allai waethygu yn ystod y gaeaf.