Release schedule : 8:30 (GMT); monthly, on the first working day after the reporting month.
Revisions schedule : Minor revisions are made monthly, going back 2 or 3 months.
Source of report : Chartered Institute of Purchasing and Supply and NTC Research
Web Address : http://www.cips.org
Address of release : http://www.cips.org/Page.asp?PageID=177&CatID=42