And further, the data for April 2020 onwards has been significantly influenced by coronavirus (COVID-19) effects and LTT rate changes.
Ac ynmhellach, mae effeithiau coronafirws (COVID-19) a newidiadau i gyfraddau’r Dreth Trafodiadau Tir wedi effeithio’n sylweddol ar ddata ar gyfer Ebrill 2020 ymlaen.