28) When not on active duty, the timariot provincial cavalry, led by the district and provincial governors (sing.
Hellie suggests that the pomest'e middle service class was about 25,000 strong between 1550 and 1650, which is close to the size of the timariot sipahis (23,000) in the 1520s.
Like its middle-service pomest'e counterpart in Muscovy, the timariot sipahi cavalry declined in military importance, and its number in campaigns dropped accordingly.
By the end of the 17th century, only a small portion of the timariot army could actually be mobilized.
Murphey, who uses the same source, estimates the potential strength of the timariot cavalry at 99,261 and that of the mobilizable forces at 50,000-80,000 men (Ottoman Warfare, 36-43).