To ask the Scottish Executive, further to the answer to question S3W-10895 by John Swinney on 19 March 2008, how much an increase in the UK income tax personal allowance of (a) £100, (b) £200 and (c) £500 would reduce the projected yield from local income tax for (i) 2008-09, (ii) 2009-10 and (iii) 2010-11.