condition mean min max 0 h after light 8.211045 7.03334 9.38875 2 h after light 7.163755 6.90492 7.42259 4 h after light 4.6376349999999995 4.32043 4.95484 8 h after light 3.57629 3.43809 3.71449 12 h after light 6.16539 6.1221 6.20868 2 h after dark 5.71902 5.45484 5.9832 4 h after dark 5.1463 4.86717 5.42543 8 h after dark 9.543289999999999 8.69698 10.3896 12 h after dark 8.39694 8.13498 8.6589