condition	mean	min	max
4 h after light	10.684186666666667	10.37472	10.91488
8 h after light	10.67065	10.47379	10.79429
12 h after light	10.55041	10.280999999999999	10.69624
4 h after dark	10.688483333333332	10.28135	10.911769999999999
8 h after dark	10.547223333333333	10.16558	10.78835
12 h after dark	10.42705	9.911660000000001	10.816419999999999