condition mean min max 4 h after light 0.2973505 0.222994 0.371707 8 h after light 0.4481475 0.388285 0.50801 12 h after light 0.30598749999999997 0.251624 0.360351 4 h after dark 0.5547983333333333 0.399656 0.68499 8 h after dark 0.41643166666666664 0.301703 0.516543 12 h after dark 0.33866233333333334 0.0 0.616902