condition	mean	min	max
4 h after light	3.9809676666666665	3.8658300000000003	4.148942
8 h after light	3.716508666666667	1.908149	6.038115
12 h after light	2.5306183333333334	1.8485029999999998	3.514844
16 h after light	4.9877693333333335	3.368379	7.0634619999999995
4 h after dark	3.345828666666667	3.1157779999999997	3.7422440000000003
8 h after dark	2.156587	1.7799029999999998	2.634789