condition	mean	min	max
4 h after light	15.239849999999999	14.0964	16.3833
8 h after light	9.924154999999999	9.90812	9.94019
12 h after light	9.67532	9.37444	9.9762
4 h after dark	9.987703333333334	8.35251	11.2097
8 h after dark	10.536556666666668	8.76234	12.9479
12 h after dark	10.363863333333333	9.77225	11.4487