condition	mean	min	max
4 h after light	3.0729949999999997	2.6648	3.48119
8 h after light	3.825345	3.80174	3.84895
12 h after light	4.588710000000001	4.56749	4.60993
4 h after dark	5.56823	4.88036	5.95324
8 h after dark	4.157993333333334	3.98494	4.4725
12 h after dark	3.1883966666666668	2.98615	3.32697