§ Mr. Ralph Howellasked the Chancellor of the Exchequer whether he will set out in tabular form the net income, including child benefit where appropriate, of a single man, a married man and a married man with two children, on average national male earnings in each case, in October 1978, 1979 and 1980; and whether he will also show the increase in net income in real terms at October 1980 prices for each of the three categories.