condition	mean	min	max
4 h after light	9.381715	9.358569	9.404861
8 h after light	11.22411	9.7439	12.70432
12 h after light	8.481126	8.450209	8.512043
4 h after dark	8.8194215	8.461289	9.177554
8 h after dark	9.282114499999999	8.25016	10.314069
12 h after dark	9.038205	9.038205	9.038205