condition mean min max 0 h after light 3.8136099999999997 3.55782 4.0694 4 h after light 3.049355 1.35701 4.7417 8 h after light 2.54765 1.58165 3.51365 4 h after dark 7.53379 6.4929 8.57468 8 h after dark 4.39401 3.57064 5.21738 12 h after dark 2.6262299999999996 2.21669 3.03577