Rebounding
C/PF:
Trains RB @ 1.75 weeks (~2.5 weeks for a 24 year old)
Trains ID @ 10 weeks
Trains IS @ 10 weeks
Everything you train will train something else as well, just at a slower rate. It works off sublevels so your ID would have been very high in strong to pop to proficient. One on one gets more multiple pops because it trains several skills around the same speed, but trains at a slower rate because it is multiple position training.