condition mean min max 3 h after light 2.3209904166666666 0.744384 4.66798 7 h after light 2.03948575 0.263639 4.25243 11 h after light 2.623195 0.527515 4.49912 2 h after dark 2.7975886666666665 0.820417 5.18559 6 h after dark 2.6504366666666668 1.18712 5.07827 10 h after dark 2.71959 1.27177 5.10751