condition	mean	min	max
4 h after light	2.4675000000000002	2.0537	2.8813
8 h after light	3.25108	3.01551	3.48665
12 h after light	3.21829	2.8681	3.56848
4 h after dark	3.0696933333333334	2.74322	3.34337
8 h after dark	3.84326	3.36183	4.18506
12 h after dark	2.57341	1.2477	3.29403