Global Reporting Initiative+Non-Hazardous Waste Recycled, GRI 306-2 (formerly G4-EN23-a)+Petrochemical Industries Company (K.S.C)+2014+Discussion
G4-EN23 listed on their GRI Index (page 83-85 of 88)
G4-EN23 discussed on page 64 of 88
Non-hazardous waste graph does not show the differentiation between recycled and non-recycled, as the hazardous waste is differentiated. I don't think it can be assumed that it was 0.