condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.15545399999999998 0.10624 0.204668 8 h after light 0.0 0.0 0.0 4 h after dark 0.101938 0.0 0.203876 8 h after dark 0.1537655 0.103085 0.204446 12 h after dark 0.0 0.0 0.0