condition mean min max 0 h after light 1.1857185 0.963607 1.40783 2 h after light 12.204550000000001 10.9633 13.4458 4 h after light 8.788910000000001 8.672 8.90582 8 h after light 3.7975000000000003 2.8325 4.7625 12 h after light 6.43422 5.87594 6.9925 2 h after dark 1.058387 0.770424 1.34635 4 h after dark 1.446075 1.30446 1.58769 8 h after dark 1.148834 0.671918 1.62575 12 h after dark 0.6811075 0.5143 0.847915