condition	mean	min	max
4 h after light	2.558715	2.49449	2.62294
8 h after light	3.24928	3.18278	3.31578
12 h after light	0.579617	0.570555	0.588679
4 h after dark	0.10783603333333333	0.0434381	0.144799
8 h after dark	0.10429056666666667	0.0732377	0.122711
12 h after dark	0.243196	0.0	0.439612