Graph above shows the distribution of when exactly the participants of "𝗕𝗶𝗴 𝗦𝗮𝗹𝗲 50% 𝗗𝗶𝘀𝗰𝗼𝘂𝗻𝘁" group are online.
The darker the color of the cell, the more members were online at that hour.