Về BP thì topic này phân tích khá kỹ nè bác:
http://us.battle.net/d3/en/forum/topic/12945884471
Min APS - Minimum Pet Attacks Per Second to achieve this fire rate
Max APS - Maximum Pet Attacks Per Second to achieve this fire rate
Sentry FPA - Number of frames between each attack a sentry makes
Sentry APS - Number of attacks per second the sentry will make
Min APS......Max APS........Sentry FPA.........Sentry APS
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0.98182........1.10204...........54......................1.1
1.10205........1.25581...........48......................1.25
1.25582........1.45945...........42......................1.42857
1.45946........1.74193...........36......................1.66666
1.74194........2.16.................30......................2.0
2.16001........2.84210...........24......................2.5
2.84211........4.15385...........18......................3.33333
4.15386........Cap.................12......................5
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