condition mean min max 4 h after light 64.089568 57.439711 70.739425 8 h after light 68.08843999999999 63.439246 72.737634 12 h after light 83.75497899999999 70.739425 96.770533 4 h after dark 104.2999745 98.847451 109.752498 8 h after dark 81.5028605 79.731572 83.274149 12 h after dark 113.693595 113.693595 113.693595