condition	mean	min	max
4 h after light	1.81319	1.34093	2.28545
8 h after light	4.2960899999999995	3.91266	4.67952
12 h after light	6.88979	6.1299	7.64968
4 h after dark	9.270475000000001	9.24723	9.29372
8 h after dark	6.3962900000000005	6.18447	6.60811
12 h after dark	4.94243	4.9014	4.98346