condition	mean	min	max
4 h after light	2.553255	2.26899	2.83752
8 h after light	3.401835	3.36876	3.43491
12 h after light	3.079345	2.47559	3.6831
4 h after dark	8.3933	7.93738	8.84922
8 h after dark	5.85749	5.39225	6.32273
12 h after dark	5.8335550000000005	5.75465	5.91246