condition mean min max 0 h after light 69.31739999999999 69.1469 69.4879 4 h after light 92.9552 90.9651 94.9453 8 h after light 135.317 132.881 137.753 4 h after dark 143.6555 113.942 173.369 8 h after dark 107.9605 101.754 114.167 12 h after dark 83.8099 77.1525 90.4673