condition	mean	min	max
4 h after light	2.5693200000000003	1.45665	3.66794
8 h after light	2.928318	0.917944	4.54303
12 h after light	3.53703	2.35884	4.90646
4 h after dark	10.25379	7.58077	12.8633
8 h after dark	9.017006666666667	4.76832	11.8444
12 h after dark	4.8935	4.4035	5.52416