condition mean min max 4 h after light 0.3495155 0.309339 0.389692 8 h after light 0.1685768 0.0845706 0.252583 12 h after light 0.26912650000000005 0.231362 0.306891 4 h after dark 0.35535 0.205145 0.505555 8 h after dark 0.2857885 0.270237 0.30134 12 h after dark 0.44279 0.419996 0.465584