condition mean min max 0 h after light 53.93275 50.7286 57.1369 2 h after light 10.01666 9.80582 10.2275 4 h after light 9.912615 6.00293 13.8223 8 h after light 17.5331 12.5145 22.5517 12 h after light 9.58269 8.90028 10.2651 2 h after dark 17.5615 12.9166 22.2064 4 h after dark 31.7549 28.2472 35.2626 8 h after dark 39.313550000000006 32.0183 46.6088 12 h after dark 39.12715 36.491 41.7633