§ Sir Ian GilmourTo ask the Chancellor of the Exchequer if he will publish figures showing the net incomes, after income tax, national insurance contributions and child benefits, in 1979 and 1989 of single people and single-wage married couples with two and four children, at 66 per cent., 100 per cent., 150 per cent., 200 per cent. and 500 per cent. average male earnings(a) in cash terms and(b) with the net incomes of the families with children expressed as percentages of the relevant net incomes of the single people.