condition	mean	min	max
4 h after light	8.664742	7.733861	9.595623
8 h after light	7.9377580000000005	7.727151	8.148365
12 h after light	8.3171385	7.132706	9.501571
4 h after dark	7.704451000000001	7.442693	7.966209
8 h after dark	8.008999	7.671887	8.346111
12 h after dark	7.966209	7.966209	7.966209