condition	mean	min	max
4 h after light	34.261391	33.445472	35.07731
8 h after light	50.0254005	43.544859	56.505942
12 h after light	40.714117	40.181476	41.246758
4 h after dark	35.291396	29.284225	41.298567
8 h after dark	32.294038	31.228727	33.359349
12 h after dark	21.242852	21.242852	21.242852