condition	mean	min	max
4 h after light	1.2553633333333334	0.0	2.61797
8 h after light	6.79373	1.89293	9.66404
12 h after light	7.32036	5.25251	10.0166
4 h after dark	10.32297	8.22308	13.1474
8 h after dark	10.08548	6.57134	12.3411
12 h after dark	6.544143333333333	4.97816	7.51756