§ Mr. Freudasked the Chancellor of the Exchequer how many blind people currently claim the blind persons
1978–79 1979–80 1980–81 Employees' national insurance contributions (£ billion) 3.8 4.4 5.4 Income tax receipts (£ billion) 18.7 20.6 24.3 Increase in employees' national insurance contributions over previous year (£ billion) 0.3 0.6 1.0 Employees' national insurance contributions as a proportion of income tax receipts (per cent.) 0.20 0.21 0.22