condition	mean	min	max
4 h after light	1.6798899999999999	1.67336	1.68642
8 h after light	3.637735	3.50124	3.77423
12 h after light	4.265359999999999	4.1503	4.38042
4 h after dark	14.13475	13.5017	14.7678
8 h after dark	11.5587	10.0522	13.0652
12 h after dark	4.018845000000001	3.41805	4.61964