condition	mean	min	max
4 h after light	10956.107585	10870.75234	11041.46283
8 h after light	9877.4791365	9127.696903	10627.26137
12 h after light	8796.143951499998	8316.517385	9275.770518
4 h after dark	9780.219925000001	9671.177576	9889.262274
8 h after dark	6699.2632285	5149.98838	8248.538077
12 h after dark	7994.605378	7994.605378	7994.605378