condition	mean	min	max
4 h after light	7.690353333333333	4.4617	11.0298
8 h after light	4.581856666666667	1.21446	8.33752
12 h after light	5.07374	2.83027	7.91936
4 h after dark	8.189413333333334	5.91695	10.3587
8 h after dark	9.1865	5.3358	11.423
12 h after dark	10.37071	9.19696	11.9208