condition	mean	min	max
4 h after light	4.300115	4.01406	4.58617
8 h after light	9.28405	9.07443	9.49367
12 h after light	8.17869	7.36335	8.99403
4 h after dark	7.228233333333334	6.54012	7.64879
8 h after dark	2.6684200000000002	1.59732	3.48682
12 h after dark	3.8305766666666665	3.31982	4.50751