For the weight of soils and stones disposed at the lower rate of tax, there was a 151% increase from the same quarter a year earlier to 69 thousand tonnes, the highest quarterly value seen to date.
Ar gyfer pwysau priddoedd a cherrig a waredwyd ar y gyfradd dreth is, bu cynnydd o 151% o'r un chwarter flwyddyn ynghynt, hefyd i 69 mil o dunelli, y gwerth chwarterol uchaf a welwyd hyd yn hyn.