condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0 0.0 0.0 11 h after light 0.021018 0.0 0.252216 2 h after dark 0.014934833333333333 0.0 0.179218 6 h after dark 0.0 0.0 0.0 10 h after dark 0.0 0.0 0.0