condition mean min max 0 h after light 0.7618389999999999 0.507288 1.01639 4 h after light 0.630657 0.260994 1.00032 8 h after light 0.380039 0.258194 0.501884 4 h after dark 0.7488095 0.747333 0.750286 8 h after dark 0.374712 0.0 0.749424 12 h after dark 1.131589 0.743358 1.51982