condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.11846483333333334 0.0 0.291235 12 h after light 0.10877123333333334 0.0 0.264539 3 h after dark 0.5930486666666667 0.356466 1.04748 6 h after dark 0.16612939999999998 0.0745196 0.33397 9 h after dark 0.18903066666666665 0.0 0.452661 12 h after dark 0.0904106 0.0736679 0.104771