condition mean min max 3 h after light 7.01692 6.59397 7.54687 6 h after light 6.121696666666667 4.97213 7.2494 9 h after light 5.38062 2.89572 7.57734 12 h after light 3.44531 2.25598 4.10013 3 h after dark 4.98228 2.98835 7.41587 6 h after dark 7.5549566666666665 6.9159 8.1115 9 h after dark 4.394069999999999 2.43043 5.40795 12 h after dark 6.8719833333333336 6.45415 7.51021