condition	mean	min	max
4 h after light	8.952888999999999	8.625477	9.280301
8 h after light	9.391793499999999	8.530375	10.253212
12 h after light	7.3031695	7.244945	7.361394
4 h after dark	8.8631195	7.828835	9.897404
8 h after dark	7.9444725	7.887776	8.001169
12 h after dark	8.805652	8.805652	8.805652