condition	mean	min	max
4 h after light	9.0057625	8.828344	9.183181
8 h after light	9.653991999999999	9.651219	9.656765
12 h after light	9.079475500000001	8.97577	9.183181
4 h after dark	9.183181	9.183181	9.183181
8 h after dark	9.2925805	9.183181	9.40198
12 h after dark	8.948263	8.948263	8.948263