condition mean min max 4 h after light 7.3971599999999995 5.6641 9.04661 8 h after light 6.22854 4.36418 7.50307 12 h after light 10.226493333333334 7.68478 11.5486 4 h after dark 8.677236666666667 8.12368 9.45585 8 h after dark 7.01657 4.83569 9.03553 12 h after dark 4.883136666666667 1.04513 7.72325