condition mean min max 4 h after light 0.6160595 0.537205 0.694914 8 h after light 0.183549 0.0 0.367098 12 h after light 0.213897 0.0 0.427794 4 h after dark 0.34498999999999996 0.0 1.03497 8 h after dark 0.0 0.0 0.0 12 h after dark 0.20839566666666667 0.0 0.625187