condition mean min max 4 h after light 0.003866545 0.0 0.00773309 8 h after light 0.0 0.0 0.0 12 h after light 0.0054728 0.0 0.0109456 4 h after dark 0.010661833333333334 0.0 0.017385 8 h after dark 0.005149266666666667 0.0 0.0154478 12 h after dark 0.03571933333333333 0.0 0.107158