Table 1c: Percentage of lower rate fines material received under each relevant List of Waste (LoW) code, April 2021 to December 2022
Tabl 1c: Canran y deunydd gronynnau mân cyfradd is a dderbyniwyd o dan bob cod Rhestr Wastraffoedd (LoW) perthnasol, Ebrill 2021 i Ragfyr 2022