condition mean min max 3 h after light 0.149126 0.0 0.447378 6 h after light 0.05557599999999999 0.0 0.166728 9 h after light 0.041967000000000004 0.0 0.125901 12 h after light 0.24951533333333334 0.0 0.381201 3 h after dark 0.12578533333333333 0.0 0.377356 6 h after dark 0.41834699999999997 0.194316 0.577502 9 h after dark 0.054357333333333334 0.0 0.163072 12 h after dark 0.399476 0.200572 0.679389