condition	mean	min	max
4 h after light	2.3298300000000003	2.04835	2.61131
8 h after light	4.376815000000001	4.25331	4.50032
12 h after light	7.60051	7.01894	8.18208
4 h after dark	4.388963333333333	4.07988	4.80873
8 h after dark	4.695003333333333	4.40744	5.01852
12 h after dark	3.0493966666666665	2.67671	3.49411