asked the Chancellor of the Exchequer what was the aggregate value of employees' contributions to life assurance funds in 1960, 1963, 1965, 1967, 1970 and 1973 as paid by those, respectively, with incomes less than £1,000, £1,000-£1,999. £2,000-4,999 and £5,000 and over per year.

This information is not available.