condition mean min max 2 h after light 0.017441166666666667 0.0 0.104647 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.018444166666666668 0.0 0.110665 18 h after light 0.018285333333333334 0.0 0.109712 2 h after dark 0.0 0.0 0.0