Just a quick forum post regarding what I found about the versions of the game available.

All shareware versions of the game can be found in this website:

https://www.classicdosgames.com/game/Capture_the_Flag.html

I confirmed that from version 1.01 to version 1.3 the layout of your units stamina is:

From version 1.4 the units are displayed like so:

Effectively, i'ts better to play on version higher than 1.4, Conveniently, the shareware version displayed on the oficcial website is the latest.