condition mean min max 4 h after light 0.651792 0.638151 0.665433 8 h after light 0.40521999999999997 0.177696 0.632744 12 h after light 0.355004 0.218434 0.491574 4 h after dark 0.457564 0.29732 0.728431 8 h after dark 1.063462 0.924846 1.23484 12 h after dark 1.1375263333333334 0.215519 2.13848