condition mean min max 4 h after light 10.2078655 10.001186 10.414545 8 h after light 10.5977305 10.12099 11.074471 12 h after light 11.01588 9.746934 12.284826 4 h after dark 12.235837 11.074471 13.397203 8 h after dark 10.595505 10.394657 10.796353 12 h after dark 11.537349 11.537349 11.537349