condition	mean	min	max
4 h after light	4.486165	4.00688	4.96545
8 h after light	3.817235	3.73264	3.90183
12 h after light	3.3653750000000002	3.31504	3.41571
4 h after dark	4.763294999999999	4.0679	5.45869
8 h after dark	4.801769999999999	4.72891	4.87463
12 h after dark	4.937635	4.82459	5.05068