condition	mean	min	max
4 h after light	3.263135	2.41769	4.10858
8 h after light	2.12599	2.00591	2.24607
12 h after light	5.407635	4.6181	6.19717
4 h after dark	6.2711266666666665	5.59631	7.16401
8 h after dark	6.6366933333333336	5.4555	7.55726
12 h after dark	4.5290566666666665	4.01879	4.86022