March 3, 2020 Air Force releases senior master sergeant/20E8 promotion cycle statistics The average overall score for those selected was 407.06. Selectees’ average time in grade was 3.74 years and time in service was 18.08 years.
Feb. 25, 2020 Air Force selects 1,184 in senior master sergeant promotion cycle; list posts March 3 While this selection rate is lower than in previous years, the 20E8 promotion allocations meet global requirements for Air Force senior master sergeants.