Polish historian  estimates that it grew from base of 50 while Tadeusz Piotrowski asserts about that there were 100 volunteers at its onset. According to Michalski, after its initial creation, at various times hundreds of people were members.
There is disagreement among historians regarding the initial number of members, with Polish scholar estimates ranging from 50 to 100 volunteers, as stated by Tadeusz Piotrowski. However, Michalski indicates that hundreds of people joined the organization at various stages.