condition mean min max 2 h after light 0.10887716666666666 0.0 0.217812 6 h after light 0.113216 0.0 0.334382 10 h after light 0.046912833333333334 0.0 0.186523 14 h after light 0.11826625 0.0 0.21081 18 h after light 0.09475213333333334 0.0 0.225389 2 h after dark 0.16152149999999998 0.0 0.329248