HC Deb 20 February 1980 vol 979 c247W
Mr. Colvin

asked the Chancellor of the Exchequer which direct taxes have been raised since February 1974 by more than a total of 333 per cent., 199 per cent., 154 per cent. and 75 per cent.

1973–74 £ million 1978–79 £ million Increase Per cent.
Income tax and surtax 7,444 18,763 + 152
Corporation tax 2,240 3,940 +76
National Insurance contributions by employees and the self-employed 1,918 4,028 +110