condition	mean	min	max
4 h after light	9.9631375	9.476584	10.449691
8 h after light	8.9364095	8.573861	9.298958
12 h after light	9.0373945	8.014455	10.060334
4 h after dark	8.467287	7.97005	8.964524
8 h after dark	10.1370535	8.960118	11.313989
12 h after dark	9.168894	9.168894	9.168894