condition	mean	min	max
4 h after light	1.9750100000000002	1.58909	2.36093
8 h after light	1.92685	1.65269	2.20101
12 h after light	2.340945	2.15522	2.52667
4 h after dark	2.2232666666666665	1.63082	2.7735
8 h after dark	2.385946666666667	1.88124	3.14853
12 h after dark	2.12499	1.76919	2.39382