condition mean min max 0 h after light 0.2971945 0.237501 0.356888 4 h after light 0.47518099999999996 0.423494 0.526868 8 h after light 0.5337785 0.362643 0.704914 4 h after dark 0.2633356 0.0583142 0.468357 8 h after dark 0.2051635 0.11794 0.292387 12 h after dark 0.647731 0.406028 0.889434