condition	mean	min	max
4 h after light	9.8089295	9.719246	9.898613
8 h after light	9.127273	8.680018	9.574528
12 h after light	8.5857895	8.236323	8.935256
4 h after dark	8.4489015	6.904276	9.993527
8 h after dark	8.9989345	8.602968	9.394901
12 h after dark	9.138912	9.138912	9.138912