condition	mean	min	max
4 h after light	2.59292	1.71966	3.46618
8 h after light	2.18772	1.56714	2.8083
12 h after light	2.4731549999999998	1.5165	3.42981
4 h after dark	2.7606450000000002	1.77401	3.74728
8 h after dark	7.1731300000000005	5.70808	8.63818
12 h after dark	6.18124	4.68351	7.67897