condition	mean	min	max
4 h after light	8.6945405	8.280597	9.108484
8 h after light	8.0797555	7.788868	8.370643
12 h after light	7.618441000000001	7.282002	7.95488
4 h after dark	8.73751	8.336108	9.138912
8 h after dark	9.446018500000001	8.336108	10.555929
12 h after dark	6.808157	6.808157	6.808157