The available information on ethnicity and gender is provided in the following table. Similar information by religious faith is not available. The Security Service does not record such information differentiating between field-based and office-based staff.
|Numbers of females||Percentage of females||Numbers of black minority ethnic||Percentage of black minority ethnic|
| Note: |
All figures are as at 1 April, except 2009 which is as at 1 January. In line with Whitehall practice, ethnic monitoring is carried out on the basis of self declaration and is calculated as a percentage of those declaring ethnic origin—the response rate is around 98 per cent.