condition mean min max 3 h after light 0.7286716666666666 0.571237 0.897527 6 h after light 0.5876663333333334 0.40614 0.790436 9 h after light 1.68404 1.33492 2.3091 12 h after light 3.3927775 1.86296 4.11848 3 h after dark 5.191413333333333 4.15906 5.716 6 h after dark 4.198056666666666 3.52651 4.92374 9 h after dark 2.4024199999999998 2.3848 2.43294 12 h after dark 1.212495 1.12837 1.29662