condition	mean	min	max
4 h after light	10.38333	8.88539	12.034
8 h after light	8.77667	3.32677	14.0105
12 h after light	10.142009999999999	6.10835	15.0643
4 h after dark	13.189633333333333	11.5941	15.2757
8 h after dark	12.666813333333334	9.16524	15.8363
12 h after dark	12.586966666666667	11.0159	13.9134