condition mean min max 4 h after light 1006.4701295 858.323587 1154.616672 8 h after light 825.4134425 747.14894 903.677945 12 h after light 640.2851115000001 510.338166 770.232057 4 h after dark 510.3822725 435.503919 585.260626 8 h after dark 467.308952 331.693595 602.924309 12 h after dark 394.65224 394.65224 394.65224