condition mean min max 3 h after light 0.236936 0.195123 0.26731 6 h after light 0.17659 0.0 0.52977 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 1.073723 0.803679 1.40651 6 h after dark 0.153694 0.0 0.2875 9 h after dark 0.222363 0.0 0.519483 12 h after dark 0.0994895 0.0 0.198979