condition	mean	min	max
4 h after light	4016.0	4016.0	4016.0
8 h after light	3766.75	3445.5	4088.0
12 h after light	2988.8	2464.3	3513.3
4 h after dark	3388.7	2395.2	4382.2
8 h after dark	4719.35	4562.6	4876.1
12 h after dark	5405.15	5119.2	5691.1