condition mean min max 2 h after light 0.018665166666666667 0.0 0.111991 6 h after light 0.0 0.0 0.0 10 h after light 0.0597419 0.0 0.177101 14 h after light 0.014882166666666667 0.0 0.089293 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0