condition	mean	min	max
0 h after light	5.18085	3.81317	6.54853
4 h after light	2.184265	2.14833	2.2202
8 h after light	0.538935	0.0	1.07787
4 h after dark	3.21425	2.14847	4.28003
8 h after dark	4.578335	4.32817	4.8285
12 h after dark	5.901135	4.35206	7.45021