condition	mean	min	max
4 h after light	25.1289	22.8112	27.4466
8 h after light	13.5105	12.0786	14.9424
12 h after light	11.67795	10.7824	12.5735
4 h after dark	41.21965	40.1334	42.3059
8 h after dark	37.4393	35.6285	39.2501
12 h after dark	36.7107	34.0277	39.3937