Here's the breakdown of 2018 hiring at AA:

-939 total new hires.

*45% selection, 55% flow.

So....
-513 regional flows
*335 from Envoy, 114 from PSA, 64 from Piedmont

-426 selected
*230 strictly military
*100 military and civilian
*96 strictly civilian trained


Here's the number you all will really be interested in:

*53 WO pilots selected outside of the flow.


5051 WO pilots, 52 pilots hired outside the flow = 1.03% of WO pilots that get the call