condition mean min max 0 h after light 6.57794 5.63673 7.51915 2 h after light 3.94198 3.06888 4.81508 4 h after light 3.25113 2.64253 3.85973 8 h after light 4.0413950000000005 3.79646 4.28633 12 h after light 10.74715 10.5841 10.9102 2 h after dark 13.22325 12.8677 13.5788 4 h after dark 11.805700000000002 11.2451 12.3663 8 h after dark 17.716450000000002 13.3692 22.0637 12 h after dark 8.91305 8.89455 8.93155