condition mean min max 4 h after light 0.3861915 0.283468 0.488915 8 h after light 0.5043335 0.387415 0.621252 12 h after light 0.345759 0.238907 0.452611 4 h after dark 0.580499 0.476964 0.712696 8 h after dark 0.34608466666666665 0.188996 0.432036 12 h after dark 0.29261766666666666 0.0 0.535238