condition	mean	min	max
4 h after light	3.9537649999999998	3.93839	3.96914
8 h after light	7.59159	7.46528	7.7179
12 h after light	8.883395	7.29349	10.4733
4 h after dark	9.326505000000001	8.12571	10.5273
8 h after dark	9.077105	9.06016	9.09405
12 h after dark	6.447055000000001	5.89384	7.00027