condition mean min max 4 h after light 2984.751992 2973.232057 2996.271927 8 h after light 3069.9291144999997 3060.447531 3079.410698 12 h after light 2761.5324689999998 2561.702485 2961.362453 4 h after dark 3184.3336815000002 2973.232057 3395.435306 8 h after dark 2641.4039334999998 2588.539749 2694.268118 12 h after dark 2743.334756 2743.334756 2743.334756