condition mean min max 0 h after light 6.152915 5.63299 6.67284 2 h after light 3.3575 2.9678 3.7472 4 h after light 6.68201 6.54415 6.81987 8 h after light 13.4394 12.5397 14.3391 12 h after light 10.67595 8.9682 12.3837 2 h after dark 12.8128 11.2978 14.3278 4 h after dark 10.629945 9.02339 12.2365 8 h after dark 8.932604999999999 8.63548 9.22973 12 h after dark 5.079905 4.09769 6.06212