condition mean min max 4 h after light 119.7573375 108.612632 130.902043 8 h after light 127.6429705 117.4385 137.847441 12 h after light 132.293139 131.770485 132.815793 4 h after dark 174.0055715 133.155134 214.856009 8 h after dark 148.725441 121.757287 175.693595 12 h after dark 137.983681 137.983681 137.983681