condition mean min max 4 h after light 0.36109766666666665 0.153949 0.521799 8 h after light 0.08084834333333334 2.23e-06 0.221106 12 h after light 0.0127509 0.0 0.0382527 4 h after dark 0.0173964 0.0 0.0521892 8 h after dark 0.3267447 0.0754721 0.681123 12 h after dark 0.2772163333333333 0.201141 0.333877