condition mean min max 3 h after light 4.504356666666666 3.66635 5.18866 6 h after light 6.1770000000000005 4.49812 7.4912 9 h after light 7.569886666666667 7.25691 7.76536 12 h after light 8.2963325 5.30557 11.0614 3 h after dark 9.361083333333333 8.60473 9.78624 6 h after dark 7.788930000000001 7.24274 8.50289 9 h after dark 5.49829 4.81467 6.44544 12 h after dark 3.919845 3.28611 4.55358