condition mean min max 0 h after light 0.5524155000000001 0.480845 0.623986 4 h after light 0.2855288 0.0978146 0.473243 8 h after light 0.19338149999999998 0.142463 0.2443 4 h after dark 0.3071615 0.235705 0.378618 8 h after dark 0.3797775 0.378184 0.381371 12 h after dark 0.380343 0.281342 0.479344