condition	mean	min	max
4 h after light	133.503	133.312	133.694
8 h after light	136.35399999999998	132.185	140.523
12 h after light	134.013	128.382	139.644
4 h after dark	126.0245	115.785	136.264
8 h after dark	168.49099999999999	167.841	169.141
12 h after dark	153.6635	151.898	155.429