condition	mean	min	max
4 h after light	2.310365	2.07044	2.55029
8 h after light	0.9766360000000001	0.636282	1.31699
12 h after light	0.9039455000000001	0.777101	1.03079
4 h after dark	1.5526200000000001	1.25281	1.85243
8 h after dark	2.527005	2.33099	2.72302
12 h after dark	2.85044	2.31524	3.38564