condition	mean	min	max
4 h after light	4.786795	3.68847	5.88512
8 h after light	5.192125	5.09779	5.28646
12 h after light	6.507675000000001	6.46872	6.54663
4 h after dark	8.997353333333335	8.24017	9.54643
8 h after dark	7.958933333333333	7.31869	8.35686
12 h after dark	5.059403333333333	4.93898	5.1854