condition	mean	min	max
3 h after light	4.862368333333333	2.66506	8.058
7 h after light	4.8072125	1.60987	8.42746
11 h after light	6.849816666666666	4.13025	10.4469
2 h after dark	6.8193375	3.41011	10.6743
6 h after dark	6.7475241666666665	2.18106	10.9578
10 h after dark	5.2306825	3.04459	7.64571