condition	mean	min	max
4 h after light	4.055855	1.68399	6.42772
8 h after light	3.3402399999999997	2.55758	4.1229
12 h after light	4.4789200000000005	4.0077	4.95014
4 h after dark	3.138666666666667	2.38266	4.36277
8 h after dark	4.092156666666667	3.87326	4.32339
12 h after dark	3.05989	2.48041	3.48455