condition	mean	min	max
4 h after light	2.642925	2.51911	2.76674
8 h after light	11.3812	11.1264	11.636
12 h after light	10.28707	9.68294	10.8912
4 h after dark	7.851126666666667	7.48813	8.51579
8 h after dark	3.57975	3.15889	4.02226
12 h after dark	3.4086933333333334	3.25027	3.61998