condition	mean	min	max
4 h after light	4.18126	4.00299	4.35953
8 h after light	9.12521	8.83617	9.41425
12 h after light	12.4208	11.5798	13.2618
4 h after dark	10.959946666666667	8.76394	12.9352
8 h after dark	5.8557033333333335	5.41592	6.19027
12 h after dark	3.614663333333333	0.0	6.36804