condition mean min max 4 h after light 1.042424 0.374484 1.93468 8 h after light 2.9399349999999997 0.393915 5.55735 12 h after light 1.058273 0.736719 1.29414 4 h after dark 5.667556666666667 4.44189 6.81491 8 h after dark 0.6133073333333333 0.297567 1.16933 12 h after dark 0.3521353333333333 0.269984 0.467365