condition	mean	min	max
4 h after light	2.24983	1.65388	2.84578
8 h after light	2.48416	2.19831	2.77001
12 h after light	6.14931	6.04197	6.25665
4 h after dark	4.334093333333334	4.17158	4.45056
8 h after dark	4.672993333333333	4.26359	5.05275
12 h after dark	2.5593266666666667	2.39029	2.7159