condition mean min max 4 h after light 1309.9387735 449.882384 2169.995163 8 h after light 633.33719 480.139657 786.534723 12 h after light 779.641727 382.743705 1176.539749 4 h after dark 715.4736089999999 275.847441 1155.099777 8 h after dark 419.314916 63.017526 775.612306 12 h after dark 1308.001288 1308.001288 1308.001288