condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.019437266666666664 0.0 0.0583118 12 h after light 0.012775133333333334 0.0 0.0383254 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.007919533333333334 0.0 0.0237586