condition	mean	min	max
4 h after light	9.1766605	8.98162	9.371701
8 h after light	9.5990975	8.9053	10.292895
12 h after light	9.4413865	8.964419	9.918354
4 h after dark	9.365549999999999	9.093039	9.638061
8 h after dark	9.138912	9.138912	9.138912
12 h after dark	8.582906	8.582906	8.582906