As described in previous releases, quarterly receipts in 2020-21 were affected by Time to Pay agreements put in place due to coronavirus (COVID-19).
Fel y disgrifiwyd mewn datganiadau blaenorol, effeithiwyd ar dderbyniadau chwarterol yn 2020-21 gan gytundebau Amser i Dalu a roddwyd ar waith oherwydd coronafeirws (COVID-19).