condition	mean	min	max
4 h after light	6.00997	3.55548	7.58755
8 h after light	5.2079699999999995	1.92393	7.00682
12 h after light	7.277363333333333	4.17073	10.293
4 h after dark	11.895010000000001	8.74943	13.6858
8 h after dark	9.07798	7.56601	10.6525
12 h after dark	7.89428	7.3468	8.6085