1911 Census of England and Wales, General Report with Appendices, Table 34: " Civil Service (excluding Postal Telgraphists and Telephone Operators, but including other Postal Officials)".

Numbers enumerated. Increase per cent.
Persons. Males. Females. Persons. Males. Females.
  TOTAL.            
  1881 50,485 46,132 4,353
  } 57.4 50.8 126.9
  1891 79,449 69,574 9,875
  } 46.5 44.2 62.8
  1901 116,413 100,339 16,074
  } 39.2 36.1 58.3
  1911 162,014 136,569 25,445
       
  OFFICERS AND CLERKS.            
  1901 56,787 42,475 14,312 } 46.6 44.1 54.0
  1911 83,247 61,213 22,034
               
  MESSENGERS.            
  1901 59,626 57,864 1,762 } 32.1 30.2 93.6
  1911 78,767 75,356 3,411