condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.18452666666666664 0.0 0.55358 12 h after light 0.30666566666666667 0.0 0.919997 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0