condition	mean	min	max
4 h after light	7.3717049999999995	5.94089	8.80252
8 h after light	6.435595	6.27672	6.59447
12 h after light	10.9519	10.8643	11.0395
4 h after dark	12.3542	12.2071	12.5714
8 h after dark	13.924566666666667	13.4956	14.611
12 h after dark	9.732306666666666	8.69247	10.6067