condition	mean	min	max
4 h after light	9.230955	8.733635	9.728275
8 h after light	9.3953995	8.573861	10.216938
12 h after light	9.0192525	8.921007	9.117498
4 h after dark	9.386771	8.87347	9.900072
8 h after dark	10.4961345	10.086682	10.905587
12 h after dark	8.263186	8.263186	8.263186