To ask the Chancellor of the Exchequer what the average time taken was for letters to be sent out by HM Revenue and Customs arising from enquiries to their 0845 enquiry numbers in the latest period for which figures are available. (203309)

The requested information is not available. However HM Revenue and Customs aim to deal with 80 per cent. of general correspondence within 15 working days of receipt and 95 per cent. within 40 working days.