condition	mean	min	max
4 h after light	9.5522	8.627313	10.477087
8 h after light	10.5836175	10.092764	11.074471
12 h after light	10.009025000000001	9.925286	10.092764
4 h after dark	10.259426999999999	9.201518	11.317336
8 h after dark	10.038483	9.984202	10.092764
12 h after dark	9.710032	9.710032	9.710032