condition mean min max 4 h after light 0.1908685 0.152241 0.229496 8 h after light 0.156713 0.120635 0.192791 12 h after light 0.5559785 0.112465 0.999492 4 h after dark 0.5025596666666666 0.396875 0.566625 8 h after dark 0.615794 0.458448 0.823909 12 h after dark 0.19030166666666665 0.0 0.328717