To ask the Scottish Executive what percentage of the estimated prison populations for each of the years (a) 2003, (b) 2008, (c) 2013, (d) 2018, (e) 2023 and (f) 2028 is expected to be serious sex offenders or, if such information is not available, what information it can provide on this matter, at proportionate cost, to show the basis of planning for priso...