condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.016410283333333334 0.0 0.0984617 14 h after light 0.0 0.0 0.0 18 h after light 0.020224833333333334 0.0 0.121349 2 h after dark 0.0 0.0 0.0