condition	mean	min	max
4 h after light	0.194067	0.164161	0.223973
8 h after light	0.1138545	0.111331	0.116378
12 h after light	0.4456585	0.404001	0.487316
4 h after dark	0.4283755	0.342076	0.514675
8 h after dark	0.8636925	0.775756	0.951629
12 h after dark	0.514226	0.350234	0.678218