§ Viscount SANDONasked the Postmaster-General whether he has any statistics to show the number of telephone calls made in the London telephone area on the average per exchange between 11 p.m. and 8 a.m. and between midnight and 6 a.m. each night; and what is the staff at such exchanges during these hours
§ Sir W. MITCHELL-THOMSONAccording to the latest traffic records, 989W which were taken in October last, the average number of telephone calls per exchange dealt with at the 106 exchanges in the London telephone area was 387 between 11 p.m. and 8 a.m. and 119 between midnight and 6 a.m. The average staff on duty per exchange was as follows:
Between 11.0 p.m. and 11.15 p.m. 4.3 Between 11.15 p.m. and 11.30 p.m. 4.1 Between 11.30 p.m. and 11.45 p.m. 3.3 Between 11.45 p.m. and 12 midnight 2.7 Between 12 midnight and 6 a.m. 2.7 Between 6 a.m. and 8 a.m. 3.8