condition	mean	min	max
4 h after light	7.5912299999999995	6.60649	8.57597
8 h after light	8.690445	8.57051	8.81038
12 h after light	8.082235	8.01246	8.15201
4 h after dark	10.250943333333334	9.47193	10.8408
8 h after dark	10.42229	9.17567	11.9341
12 h after dark	7.5829933333333335	5.63657	8.74183