Regular commissioned officers: Major General Commandant 1 Major generals 2 Brigadier generals 13 Colonels 43 Lieutenant-colonels 52 Majors 199 Captains 522 First lieutenants 436 Second lieutenants 413 ------ Total Regular officers 1,681 ====== Commissioned retired officers: On active duty 43 ====== Reserve officers on active duty: Majors 7 Captains 33 First lieutenants 63 Second lieutenants 360 ------ Total Reserve officers 463 ====== Total commissioned officers on active duty 2,187 ====== Regular warrant officers: Marine gunners 109 Quartermaster clerks 89 Pay clerks 56 ------ Total 254 ====== Reserve warrant officers: Marine gunners 27 Quartermaster clerks 2 Pay clerks 4 ------ Total 33 ====== Total warrant officers on active duty 287 Total officers on active duty 2,474 ====== Enlisted personnel: Regular 63,714 Retired enlisted men on active duty 15 Reserves, on active duty 6,483 Female reservists, on active duty 277 ------ Total 70,489 ====== Total strength on active duty 72,963 On December 11, 1918, the Marine Corps attained its maximum strength on active duty, which was distributed as follows: