condition mean min max 0 h after light 5.87699 5.87263 5.88135 2 h after light 1.73061 1.4516 2.00962 4 h after light 2.1764 1.75459 2.59821 8 h after light 1.5373 1.40843 1.66617 12 h after light 2.32327 2.31142 2.33512 2 h after dark 3.508625 3.24388 3.77337 4 h after dark 4.545415 4.42117 4.66966 8 h after dark 7.813855 7.76621 7.8615 12 h after dark 6.591934999999999 6.09606 7.08781