After closing the period of delivery of results by the laboratory, a statistical report for each of the samples is elaborated and sent to the participants.

Since 2004, the report of the circuit was redesigned ASFAC-Lab and appropriate in accordance with the provisions laid down in the systematic ISO Guide 43 and ILAC Guide G-13. Following these precepts, the final report is based on robust statistics also defined in ISO 13528 "Statistical methods for use in proficiency test by Interlaboratory Comparisons." On the other hand, follow the criteria of the UNE-EN ISO / IEC 17025 on "General requirements concerning the competence of calibration and testing laboratories.