condition mean min max 4 h after light 10.666538 10.399493 10.933583 8 h after light 11.762431 11.320548 12.204314 12 h after light 11.390638500000001 11.320548 11.460729 4 h after dark 11.131657 10.989114 11.2742 8 h after dark 11.8772895 11.320548 12.434031 12 h after dark 10.348383 10.348383 10.348383