condition	mean	min	max
4 h after light	3.696495666666667	3.585614	3.8858620000000004
8 h after light	2.692179	1.9516490000000002	3.173441
12 h after light	3.3106716666666665	1.6975770000000001	4.267836
16 h after light	3.563799	3.214359	4.056623
4 h after dark	11.92093	10.93577	12.5777
8 h after dark	6.467262666666667	1.6567900000000002	10.36956