condition	mean	min	max
4 h after light	2.985698666666667	2.865324	3.1346380000000003
8 h after light	2.143741	1.545456	2.5429779999999997
12 h after light	1.4545460000000001	1.402211	1.554078
16 h after light	2.9980833333333337	2.5746860000000003	3.5392010000000003
4 h after dark	2.4236693333333332	2.267648	2.715864
8 h after dark	1.617942	1.580671	1.6503430000000001