condition	mean	min	max
4 h after light	14.2247485	14.06504	14.384457
8 h after light	11.8520695	10.796347	12.907792
12 h after light	10.388058000000001	9.339538	11.436578
4 h after dark	11.815834	11.495741	12.135927
8 h after dark	12.075977	11.896565	12.255389
12 h after dark	12.566114	12.566114	12.566114