condition mean min max 4 h after light 105.5441 99.6202 111.468 8 h after light 60.295649999999995 56.436 64.1553 12 h after light 62.46215 62.1755 62.7488 4 h after dark 61.8709 60.804 62.6184 8 h after dark 86.1369 80.0725 94.651 12 h after dark 96.97596666666666 93.5912 98.9065