condition	mean	min	max
4 h after light	2.9775233333333335	2.28756	3.89577
8 h after light	1.1910323333333335	0.421147	2.05704
12 h after light	1.971994	0.928912	2.81196
4 h after dark	3.16833	1.78661	4.27144
8 h after dark	4.10555	3.27766	5.09735
12 h after dark	4.504613333333333	3.91662	4.84578