condition mean min max 3 h after light 2.86028 2.07193 3.91384 6 h after light 2.742846666666667 1.95834 3.14995 9 h after light 4.4569 2.7527 5.92935 12 h after light 2.72997 2.3958 3.00647 3 h after dark 2.89074 2.02901 4.25973 6 h after dark 2.4062533333333334 1.86557 3.47838 9 h after dark 1.291737 0.690581 1.97002 12 h after dark 2.4247449999999997 2.10253 2.74696