condition	mean	min	max
3 h after light	5.976842749999999	0.0	10.0307
7 h after light	4.245784166666667	0.0	8.1242
11 h after light	4.287325833333333	0.0	6.51908
2 h after dark	4.633043666666667	0.171374	8.07411
6 h after dark	4.700423833333334	0.178041	9.24288
10 h after dark	4.449204916666667	0.0	8.23722