condition	mean	min	max
0 h after light	3.94298	3.77853	4.10743
4 h after light	3.596175	3.42422	3.76813
8 h after light	3.202705	3.19742	3.20799
4 h after dark	4.311265000000001	4.10616	4.51637
8 h after dark	4.596	4.52901	4.66299
12 h after dark	4.039705	3.8698	4.20961