asked the Chancellor of the Exchequer if he will list, by standard economic planning region, the yield of income tax per capita for each year since 1970.

The available figures which are subject to a margin of sampling error, are as follows:which has been written off in the accountancy year ended October 1979.

The amount of uncollected pay-as-you-earn tax which has been written off in the accountancy year ended October 1979 is expected to be £11·9 million. Accounts for the year have not yet been finalised and this figure may be subject to minor amendment.