condition mean min max 0 h after light 9.618055 8.98451 10.2516 2 h after light 6.853985 6.84653 6.86144 4 h after light 6.3626000000000005 6.24836 6.47684 8 h after light 8.39985 8.18067 8.61903 12 h after light 10.023945000000001 9.75169 10.2962 2 h after dark 12.1517 10.6218 13.6816 4 h after dark 12.69885 12.3234 13.0743 8 h after dark 11.3265 11.0484 11.6046 12 h after dark 8.81512 8.23048 9.39976