condition mean min max 0 h after light 4.7881149999999995 4.26609 5.31014 2 h after light 4.64387 4.27367 5.01407 4 h after light 6.329135 5.7499 6.90837 8 h after light 6.733874999999999 6.51495 6.9528 12 h after light 6.139950000000001 5.35583 6.92407 2 h after dark 8.680795 7.9605 9.40109 4 h after dark 10.763649999999998 10.5719 10.9554 8 h after dark 11.758099999999999 10.6464 12.8698 12 h after dark 6.4714100000000006 5.54286 7.39996