condition mean min max 0 h after light 0.6196455 0.443111 0.79618 4 h after light 0.380172 0.174442 0.585902 8 h after light 0.553336 0.450257 0.656415 4 h after dark 0.761946 0.651625 0.872267 8 h after dark 0.43728449999999996 0.395373 0.479196 12 h after dark 0.656338 0.561738 0.750938