condition mean min max 4 h after light 92.63125 85.824698 99.437802 8 h after light 128.8581585 122.514277 135.20204 12 h after light 175.7543785 170.491289 181.017468 4 h after dark 140.814065 126.068997 155.559133 8 h after dark 169.96806650000002 144.088692 195.847441 12 h after dark 103.834231 103.834231 103.834231