condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.019475833333333335 0.0 0.116855 10 h after light 0.021727833333333335 0.0 0.130367 14 h after light 0.0 0.0 0.0 18 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0