condition	mean	min	max
4 h after light	5.385003333333334	5.29185	5.56505
8 h after light	5.297446666666667	5.24049	5.35011
12 h after light	5.29253	5.15814	5.52062
4 h after dark	5.19331	5.11795	5.2977300000000005
8 h after dark	5.186583333333333	4.96403	5.3516699999999995
12 h after dark	5.146003333333334	5.043880000000001	5.21033