condition	mean	min	max
4 h after light	2.9216100000000003	1.88515	3.95807
8 h after light	3.945555	2.56546	5.32565
12 h after light	4.08584	2.97657	5.19511
4 h after dark	3.380515	3.14939	3.61164
8 h after dark	4.134555	3.80885	4.46026
12 h after dark	5.083914999999999	4.59378	5.57405