condition mean min max 0 h after light 4.66577 3.82469 5.50685 2 h after light 2.353345 2.31343 2.39326 4 h after light 3.14809 3.04725 3.24893 8 h after light 4.942855 4.40293 5.48278 12 h after light 9.87647 8.29624 11.4567 2 h after dark 8.71977 7.65527 9.78427 4 h after dark 10.87765 10.4149 11.3404 8 h after dark 6.67585 6.35854 6.99316 12 h after dark 5.021815 4.92385 5.11978