condition	mean	min	max
4 h after light	91.5218	88.4186	94.625
8 h after light	77.25370000000001	77.1819	77.3255
12 h after light	61.3546	55.9688	66.7404
4 h after dark	60.2607	55.5168	63.0169
8 h after dark	83.0587	81.2632	86.0591
12 h after dark	75.6706	66.5129	83.088