My server reaches 20 people in a few hours.but it doesn't appear in historical data, it looks even lower.Therefore, our server gametracker rankings are poor.We would appreciate if you correct this problem.

My Server;
https://www.gametracker.com/server_info/arena.healongaming.com:27015/

problem : https://i.hizliresim.com/nQWB3V.png
this is not our first time in the previous days have the same distress

You've posted in the correct place. 'Bug Reports [RESOLVED]'

Because... this isn't a bug.
It is how it works for everyone.
The graph always lags behind because it isn't an instant update.

No fix required.