condition mean min max 4 h after light 0.1141945 0.0 0.228389 8 h after light 0.3958305 0.363438 0.428223 12 h after light 0.417489 0.223363 0.611615 4 h after dark 0.4892825 0.387273 0.591292 8 h after dark 0.23024 0.193563 0.266917 12 h after dark 0.0804685 0.0 0.160937