condition	mean	min	max
3 h after light	4.540766666666666	2.84699	6.49304
6 h after light	5.101543333333333	2.90665	7.09894
9 h after light	9.272176666666667	6.09728	12.228
12 h after light	13.472077500000001	8.15651	18.1023
3 h after dark	19.6221	18.272	21.7891
6 h after dark	15.6533	14.9254	16.5163
9 h after dark	9.85869	7.73647	11.5286
12 h after dark	7.0148600000000005	6.22923	7.80049