condition mean min max 0 h after light 12.6582 10.6934 14.623 2 h after light 12.00915 11.3638 12.6545 4 h after light 8.363240000000001 8.35727 8.36921 8 h after light 6.10776 5.72377 6.49175 12 h after light 16.7165 16.6905 16.7425 2 h after dark 17.91775 17.388 18.4475 4 h after dark 11.7431 11.6666 11.8196 8 h after dark 14.948 14.2218 15.6742 12 h after dark 14.7861 12.9572 16.615