Out of a total of 2,272 research projects commissioned during the period 2002-06, 43 reports were withheld from publication. The breakdown of the number not published in each year against the reasons given for non publication are given in the following table.
Reason 2002 2003 2004 2005 2005 Sensitive material 1 1 2 1 Contains personal information 3 3 1 1 2 Contains commercial value 1 1 1 No specific reason given 7 3 6 5 4