condition	mean	min	max
4 h after light	5.004775	4.21337	5.79618
8 h after light	5.161474999999999	5.09936	5.22359
12 h after light	5.95902	5.62784	6.2902
4 h after dark	6.619096666666667	6.38228	7.05092
8 h after dark	5.981553333333333	5.72218	6.24847
12 h after dark	5.478973333333333	5.12136	5.93598