condition mean min max 4 h after light 0.431145 0.302393 0.559897 8 h after light 0.27629000000000004 0.252654 0.299926 12 h after light 0.42670399999999997 0.418605 0.434803 4 h after dark 0.6380085 0.50368 0.772337 8 h after dark 0.6822395 0.621117 0.743362 12 h after dark 0.5794545 0.502004 0.656905