condition	mean	min	max
4 h after light	3.1164460000000003	3.0648400000000002	3.1747360000000002
8 h after light	2.3194816666666664	1.480346	2.757367
12 h after light	2.3509906666666667	1.516967	3.8570510000000002
16 h after light	3.0639773333333333	2.5236389999999997	3.64416
4 h after dark	3.5228863333333336	2.970469	4.442793
8 h after dark	2.096863	1.582069	3.071669