The International Electronic Reliability Institute at Loughborough University has vast amounts of this data. Their web site is at: http://info.lboro.ac.uk/departments/el/research/ieri/index.html or you can email [log in to unmask] David Whalley >HI ! I am writing a chapter for a book 'Failure modes and Mecahnisms in >Electronics Packaging'. This chapter deals with what suppliers and their >customers find on the product returned from the field due to malfunction or a >suspected failure. The data is being organised as follows: > The data can be as % or ppm. A generic pareto data format is useful for this >type of discussion and no source will be identified with a particular data >set. Each source will be greatfully acknowledged by the authors. Thank You >for your help.