On 1 servers with real players, out of 2 Steam servers that run it now, farms and empty ones included. Checked 07:54 UTC.
ze_chaos_b1 is a zombie escape map: humans run through the level while zombies chase them. It is not one of the maps that come with the game, so servers send it to players when they join.
Over the last 30 days ze_chaos_b1 was the #606 map on CS 1.6 Steam servers, with <1 real players on it at any moment on average - 0% of everyone playing. It ran on about <1 servers with real players at a time. Right now 2 people play it on 1 servers, most of them on servers in Germany. It is busiest on Sunday around 18:00 UTC and quietest on Monday around 00:00 UTC.
Right now 2, on 1 servers from the Steam server list. Over the last 30 days it had <1 real players on average at any moment. Fake servers and bots are not counted.
On Sunday around 18:00 UTC. The grid above shows every hour of the week in your own time zone.
The busiest right now: Matrix Keepers Zombie Escape Blood-Moon [FreeVIP | CSO | FDL] (2 players), [mXe] Zombie Escape [CSO] MxEMexico.com (0 players). The full list is under "Servers running it now", and every server has its own page with its history.
de_dust21,634 players on average
de_inferno207 players on average
de_dust2_2x2116 players on average
de_aztec90 players on average
fy_snow79 players on average
de_nuke71 players on average
de_dust59 players on average
cs_assault53 players on average
de_mirage52 players on average
de_train47 players on average
fy_pool_day46 players on average
zm_foda43 players on average