condition mean min max 0 h after light 7.89431 7.87563 7.91299 2 h after light 4.62632 3.88874 5.3639 4 h after light 1.696404 0.758508 2.6343 8 h after light 2.6918699999999998 2.00446 3.37928 12 h after light 4.826135 4.19865 5.45362 2 h after dark 3.83584 3.82897 3.84271 4 h after dark 3.274845 2.53174 4.01795 8 h after dark 5.604875 5.54169 5.66806 12 h after dark 6.66045 5.67107 7.64983