condition	mean	min	max
4 h after light	5.72278	5.54331	5.90225
8 h after light	8.14129	7.86784	8.41474
12 h after light	12.093	10.9137	13.2723
4 h after dark	16.43625	15.4531	17.4194
8 h after dark	10.633299999999998	10.1551	11.1115
12 h after dark	9.346225	9.11454	9.57791