Here the actual attrition numbers:

Lets compare flow plan 19-13 dated OCT 15 2019 and flow plan 19-15 dated DEC 13 2019. Thats about 2 months between each.

Junior NFE went from 2389 to 2293
Junior DCL went from 1185 to 1108
A random pilot OCL sub 1000s went from 792 to 721.

A new hire moved up 96 numbers in 2 months.
A junior DCL moved up 77 numbers in 2 months
A senior OCL moved up 71 numbers in 2 months

the company sent to AA 58 pilots in 2 months via the flow.

Even the senior OCL had 13 people senior to him/her leave outside the flow in this 2 month period.