condition	mean	min	max
4 h after light	158.6	158.6	158.6
8 h after light	164.95	155.9	174.0
12 h after light	126.4	120.9	131.9
4 h after dark	179.7	151.5	207.9
8 h after dark	187.75	182.9	192.6
12 h after dark	153.05	147.0	159.1