§ Mr. BercowTo ask the Chancellor of the Exchequer how many tax units in the latest year available are married couples falling within each £1,000 income band up to an income of £30,000 and thereafter in £10,000 income bands up to £100,000; and how many wives and husbands fall within each band, giving the average incomes of wives and husbands within each band separately and the same figures in aggregate for those tax units on incomes in excess of £10,000. [26204]