condition	mean	min	max
4 h after light	2.057635	1.5752	2.54007
8 h after light	1.7425899999999999	1.65191	1.83327
12 h after light	0.9569915	0.868523	1.04546
4 h after dark	0.979487	0.619681	1.21908
8 h after dark	2.01624	1.99544	2.05529
12 h after dark	2.1539	1.54182	2.57064