Most members ever online in one day was 662, last accomplished on 24 Dec 2014.
You will never hit that number again...more I 100% sure you will never hit half of that number again...In that date this game was almost the same of ISS (without hacker ofc).
You do patch's based in what a tiny people want...forget the warZ community and build a game that is actually fun and hard to play and new player will come