condition mean min max 4 h after light 9.1239e-05 0.0 0.000182478 8 h after light 0.021834035 0.00982927 0.0338388 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.00135866 0.0 0.00407598 12 h after dark 0.0227844 0.0 0.0568162