condition	mean	min	max
4 h after light	9.181885	7.98497	10.3788
8 h after light	10.402899999999999	10.2043	10.6015
12 h after light	10.01943	9.05816	10.9807
4 h after dark	15.182366666666667	13.6625	15.9734
8 h after dark	12.198966666666667	11.3023	13.1261
12 h after dark	8.441690000000001	4.9104	10.717