condition	mean	min	max
4 h after light	4.59525	3.99182	5.19868
8 h after light	4.2214	3.84058	4.60222
12 h after light	4.17404	3.49294	4.85514
4 h after dark	5.102485	4.4509	5.75407
8 h after dark	2.99793	2.64377	3.35209
12 h after dark	4.33254	4.12297	4.54211