condition	mean	min	max
4 h after light	2.57859	2.41276	2.74442
8 h after light	2.775785	2.64615	2.90542
12 h after light	3.66425	3.51441	3.81409
4 h after dark	5.599035000000001	5.42135	5.77672
8 h after dark	3.13724	2.85674	3.41774
12 h after dark	3.38757	3.23462	3.54052