condition mean min max 0 h after light 13.635 11.9884 15.2816 2 h after light 8.31513 8.126 8.50426 4 h after light 11.643699999999999 11.1668 12.1206 8 h after light 10.756575 9.54745 11.9657 12 h after light 12.62435 12.0406 13.2081 2 h after dark 14.4133 13.9388 14.8878 4 h after dark 14.4429 13.9811 14.9047 8 h after dark 18.220399999999998 17.791 18.6498 12 h after dark 15.26805 15.0014 15.5347