Global Reporting Initiative+Hazardous Waste Recycled, GRI 306-2-a (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

Hazardous waste graph shows the differentiation between recycled and non-recycled, however I don't think it can be assumed that it is the total waste recycled.