(2) how many (a) random and (b) non-random mandatory drug tests were performed in each prison in each financial year from 2002-03 to 2008-09; and how many such tests were positive for (i) cannabis, (ii) opiates (excluding methadone), (iii) non-prescribed methadone and (iv) prescribed methadone in each prison in each such year.
The data requested are not readily available. I will write to the hon. Member once the information is available and place a copy in the Library of the House.